1504697904 has 160 divisors (see below), whose sum is σ = 4535424000. Its totient is φ = 476720640.

The previous prime is 1504697893. The next prime is 1504697941. The reversal of 1504697904 is 4097964051.

It is a self number, because there is not a number n which added to its sum of digits gives 1504697904.

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, 1976884 + ... + 1977644.

It is an arithmetic number, because the mean of its divisors is an integer number (28346400).

Almost surely, 2^1504697904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1504697904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2267712000).

1504697904 is an abundant number, since it is smaller than the sum of its proper divisors (3030726096).

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

1504697904 is a wasteful number, since it uses less digits than its factorization.

1504697904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000 (or 988 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 1504697904 is about 38790.4357284112. The cubic root of 1504697904 is about 1145.9080543540.

The spelling of 1504697904 in words is "one billion, five hundred four million, six hundred ninety-seven thousand, nine hundred four".