93247393921 has 16 divisors (see below), whose sum is σ = 104807945088. Its totient is φ = 82224668800.

The previous prime is 93247393913. The next prime is 93247393973. The reversal of 93247393921 is 12939374239.

It is a cyclic number.

It is not a de Polignac number, because 93247393921 - 2³ = 93247393913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (93247393901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 519541 + ... + 675586.

It is an arithmetic number, because the mean of its divisors is an integer number (6550496568).

Almost surely, 2^93247393921 is an apocalyptic number.

It is an amenable number.

93247393921 is a deficient number, since it is larger than the sum of its proper divisors (11560551167).

93247393921 is a wasteful number, since it uses less digits than its factorization.

93247393921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1195352.

The product of its digits is 2204496, while the sum is 52.

The spelling of 93247393921 in words is "ninety-three billion, two hundred forty-seven million, three hundred ninety-three thousand, nine hundred twenty-one".