102245664 has 24 divisors (see below), whose sum is σ = 268395120. Its totient is φ = 34081856.

The previous prime is 102245659. The next prime is 102245681. The reversal of 102245664 is 466542201.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 532434 + ... + 532625.

It is an arithmetic number, because the mean of its divisors is an integer number (11183130).

Almost surely, 2^102245664 is an apocalyptic number.

It is an amenable number.

102245664 is an abundant number, since it is smaller than the sum of its proper divisors (166149456).

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

102245664 is a wasteful number, since it uses less digits than its factorization.

102245664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065072 (or 1065064 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 102245664 is about 10111.6598044040. The cubic root of 102245664 is about 467.6076776383.

Adding to 102245664 its reverse (466542201), we get a palindrome (568787865).

The spelling of 102245664 in words is "one hundred two million, two hundred forty-five thousand, six hundred sixty-four".