101620264 has 16 divisors (see below), whose sum is σ = 192287700. Its totient is φ = 50343552.

The previous prime is 101620249. The next prime is 101620319. The reversal of 101620264 is 462026101.

It can be written as a sum of positive squares in 2 ways, for example, as 82628100 + 18992164 = 9090^2 + 4358^2 .

It is an unprimeable number.

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, 57397 + ... + 59140.

Almost surely, 2^101620264 is an apocalyptic number.

It is an amenable number.

101620264 is a deficient number, since it is larger than the sum of its proper divisors (90667436).

101620264 is a wasteful number, since it uses less digits than its factorization.

101620264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116652 (or 116648 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 101620264 is about 10080.6876749555. The cubic root of 101620264 is about 466.6523310789.

Adding to 101620264 its reverse (462026101), we get a palindrome (563646365).

The spelling of 101620264 in words is "one hundred one million, six hundred twenty thousand, two hundred sixty-four".