92640630 has 16 divisors (see below), whose sum is σ = 222337584. Its totient is φ = 24704160.

The previous prime is 92640593. The next prime is 92640631. The reversal of 92640630 is 3604629.

92640630 = 4811² + 4812² + ... + 4814².

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 3088021 = 92640630 / (9 + 2 + 6 + 4 + 0 + 6 + 3 + 0).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (92640631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1543981 + ... + 1544040.

It is an arithmetic number, because the mean of its divisors is an integer number (13896099).

Almost surely, 2^92640630 is an apocalyptic number.

92640630 is an abundant number, since it is smaller than the sum of its proper divisors (129696954).

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

92640630 is a wasteful number, since it uses less digits than its factorization.

92640630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3088031.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 92640630 is about 9625.0002597403. Note that the first 3 decimals coincide. The cubic root of 92640630 is about 452.4811587243.

The spelling of 92640630 in words is "ninety-two million, six hundred forty thousand, six hundred thirty".