1900732496 has 20 divisors (see below), whose sum is σ = 3965951892. Its totient is φ = 877261056.

The previous prime is 1900732459. The next prime is 1900732501. The reversal of 1900732496 is 6942370091.

It can be written as a sum of positive squares in 2 ways, for example, as 732460096 + 1168272400 = 27064^2 + 34180^2 .

It is a super-2 number, since 2×1900732496² = 7225568042700780032, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4568861 + ... + 4569276.

Almost surely, 2^1900732496 is an apocalyptic number.

1900732496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1900732496 is an abundant number, since it is smaller than the sum of its proper divisors (2065219396).

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

1900732496 is a wasteful number, since it uses less digits than its factorization.

1900732496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9138158 (or 9138152 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 1900732496 is about 43597.3909311096. The cubic root of 1900732496 is about 1238.7214744353.

The spelling of 1900732496 in words is "one billion, nine hundred million, seven hundred thirty-two thousand, four hundred ninety-six".