1920633136 has 20 divisors (see below), whose sum is σ = 3784300200. Its totient is φ = 944039552.

The previous prime is 1920633119. The next prime is 1920633167. The reversal of 1920633136 is 6313360291.

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, 1016341 + ... + 1018228.

It is an arithmetic number, because the mean of its divisors is an integer number (189215010).

Almost surely, 2^1920633136 is an apocalyptic number.

1920633136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1920633136 is a deficient number, since it is larger than the sum of its proper divisors (1863667064).

1920633136 is a wasteful number, since it uses less digits than its factorization.

1920633136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2034636 (or 2034630 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 34.

The square root of 1920633136 is about 43825.0286480226. The cubic root of 1920633136 is about 1243.0296054756.

The spelling of 1920633136 in words is "one billion, nine hundred twenty million, six hundred thirty-three thousand, one hundred thirty-six".