93721092 has 12 divisors (see below), whose sum is σ = 218682576. Its totient is φ = 31240360.

The previous prime is 93721081. The next prime is 93721093. The reversal of 93721092 is 29012739.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (93721093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3905034 + ... + 3905057.

It is an arithmetic number, because the mean of its divisors is an integer number (18223548).

Almost surely, 2^93721092 is an apocalyptic number.

It is an amenable number.

93721092 is an abundant number, since it is smaller than the sum of its proper divisors (124961484).

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

93721092 is a wasteful number, since it uses less digits than its factorization.

93721092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7810098 (or 7810096 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 93721092 is about 9680.9654477227. The cubic root of 93721092 is about 454.2334506772.

The spelling of 93721092 in words is "ninety-three million, seven hundred twenty-one thousand, ninety-two".