1045572 has 36 divisors (see below), whose sum is σ = 2691696. Its totient is φ = 313280.

The previous prime is 1045571. The next prime is 1045573. The reversal of 1045572 is 2755401.

1045572 = T₉₃ + T₉₄ + ... + T₁₉₁.

It is an interprime number because it is at equal distance from previous prime (1045571) and next prime (1045573).

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a nialpdrome in base 16.

It is a zygodrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1045571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11704 + ... + 11792.

2^1045572 is an apocalyptic number.

1045572 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 1045572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1345848).

1045572 is an abundant number, since it is smaller than the sum of its proper divisors (1646124).

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

1045572 is a wasteful number, since it uses less digits than its factorization.

1045572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196 (or 105 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 1045572 is about 1022.5321510838. The cubic root of 1045572 is about 101.4965580785.

The spelling of 1045572 in words is "one million, forty-five thousand, five hundred seventy-two".