92638641 has 16 divisors (see below), whose sum is σ = 131890176. Its totient is φ = 57698256.

The previous prime is 92638631. The next prime is 92638657. The reversal of 92638641 is 14683629.

It is not a de Polignac number, because 92638641 - 2⁶ = 92638577 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 92638641.

It is not an unprimeable number, because it can be changed into a prime (92638621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12645 + ... + 18578.

It is an arithmetic number, because the mean of its divisors is an integer number (8243136).

Almost surely, 2^92638641 is an apocalyptic number.

It is an amenable number.

92638641 is a deficient number, since it is larger than the sum of its proper divisors (39251535).

92638641 is a wasteful number, since it uses less digits than its factorization.

92638641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31292.

The product of its digits is 62208, while the sum is 39.

The square root of 92638641 is about 9624.8969345131. The cubic root of 92638641 is about 452.4779204350.

The spelling of 92638641 in words is "ninety-two million, six hundred thirty-eight thousand, six hundred forty-one".