1473205440 has 224 divisors, whose sum is σ = 5477036544. Its totient is φ = 328458240.

The previous prime is 1473205417. The next prime is 1473205463. The reversal of 1473205440 is 445023741.

It is an interprime number because it is at equal distance from previous prime (1473205417) and next prime (1473205463).

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 (30).

It is a junction number, because it is equal to n+sod(n) for n = 1473205398 and 1473205407.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 272847 + ... + 278193.

It is an arithmetic number, because the mean of its divisors is an integer number (24451056).

Almost surely, 2^1473205440 is an apocalyptic number.

1473205440 is a gapful number since it is divisible by the number (10) 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 1473205440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2738518272).

1473205440 is an abundant number, since it is smaller than the sum of its proper divisors (4003831104).

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

1473205440 is a wasteful number, since it uses less digits than its factorization.

1473205440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5415 (or 5405 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 1473205440 is about 38382.3584475993. The cubic root of 1473205440 is about 1137.8572245188.

The spelling of 1473205440 in words is "one billion, four hundred seventy-three million, two hundred five thousand, four hundred forty".