1490369904 has 60 divisors (see below), whose sum is σ = 4192006000. Its totient is φ = 494284032.

The previous prime is 1490369887. The next prime is 1490369921. The reversal of 1490369904 is 4099630941.

It is an interprime number because it is at equal distance from previous prime (1490369887) and next prime (1490369921).

It is a self number, because there is not a number n which added to its sum of digits gives 1490369904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2652 + ... + 54660.

Almost surely, 2^1490369904 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 1490369904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2096003000).

1490369904 is an abundant number, since it is smaller than the sum of its proper divisors (2701636096).

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

1490369904 is a wasteful number, since it uses less digits than its factorization.

1490369904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52222 (or 52213 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The square root of 1490369904 is about 38605.3092721714. The cubic root of 1490369904 is about 1142.2592684372.

The spelling of 1490369904 in words is "one billion, four hundred ninety million, three hundred sixty-nine thousand, nine hundred four".