102572264 has 8 divisors (see below), whose sum is σ = 192323010. Its totient is φ = 51286128.

The previous prime is 102572221. The next prime is 102572287. The reversal of 102572264 is 462275201.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 78464164 + 24108100 = 8858^2 + 4910^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 6410759 + ... + 6410774.

Almost surely, 2^102572264 is an apocalyptic number.

It is an amenable number.

102572264 is a deficient number, since it is larger than the sum of its proper divisors (89750746).

102572264 is a wasteful number, since it uses less digits than its factorization.

102572264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12821539 (or 12821535 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 102572264 is about 10127.7966014331. The cubic root of 102572264 is about 468.1050364480.

It can be divided in two parts, 10257 and 2264, that added together give a palindrome (12521).

The spelling of 102572264 in words is "one hundred two million, five hundred seventy-two thousand, two hundred sixty-four".