93720136 has 16 divisors (see below), whose sum is σ = 178349040. Its totient is φ = 46160400.

The previous prime is 93720131. The next prime is 93720157. The reversal of 93720136 is 63102739.

It is a junction number, because it is equal to n+sod(n) for n = 93720098 and 93720107.

It is not an unprimeable number, because it can be changed into a prime (93720131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86890 + ... + 87961.

It is an arithmetic number, because the mean of its divisors is an integer number (11146815).

Almost surely, 2^93720136 is an apocalyptic number.

It is an amenable number.

93720136 is a deficient number, since it is larger than the sum of its proper divisors (84628904).

93720136 is a wasteful number, since it uses less digits than its factorization.

93720136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174924 (or 174920 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 93720136 is about 9680.9160723560. The cubic root of 93720136 is about 454.2319062057.

The spelling of 93720136 in words is "ninety-three million, seven hundred twenty thousand, one hundred thirty-six".