1074545472 has 224 divisors, whose sum is σ = 3817949184. Its totient is φ = 257587200.

The previous prime is 1074545431. The next prime is 1074545489. The reversal of 1074545472 is 2745454701.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 1074545472.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 189397 + ... + 194987.

It is an arithmetic number, because the mean of its divisors is an integer number (17044416).

Almost surely, 2^1074545472 is an apocalyptic number.

1074545472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1074545472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1908974592).

1074545472 is an abundant number, since it is smaller than the sum of its proper divisors (2743403712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1074545472 is a wasteful number, since it uses less digits than its factorization.

1074545472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5637 (or 5627 counting only the distinct ones).

The product of its (nonzero) digits is 156800, while the sum is 39.

The square root of 1074545472 is about 32780.2604016503. The cubic root of 1074545472 is about 1024.2554091088.

The spelling of 1074545472 in words is "one billion, seventy-four million, five hundred forty-five thousand, four hundred seventy-two".