1913653232 has 20 divisors (see below), whose sum is σ = 3723623280. Its totient is φ = 952718208.

The previous prime is 1913653223. The next prime is 1913653249. The reversal of 1913653232 is 2323563191.

It is a junction number, because it is equal to n+sod(n) for n = 1913653192 and 1913653201.

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, 252932 + ... + 260387.

It is an arithmetic number, because the mean of its divisors is an integer number (186181164).

Almost surely, 2^1913653232 is an apocalyptic number.

It is an amenable number.

1913653232 is a deficient number, since it is larger than the sum of its proper divisors (1809970048).

1913653232 is a wasteful number, since it uses less digits than its factorization.

1913653232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513560 (or 513554 counting only the distinct ones).

The product of its digits is 29160, while the sum is 35.

The square root of 1913653232 is about 43745.3224013722. The cubic root of 1913653232 is about 1241.5219847655.

The spelling of 1913653232 in words is "one billion, nine hundred thirteen million, six hundred fifty-three thousand, two hundred thirty-two".