102260664 has 128 divisors (see below), whose sum is σ = 312883200. Its totient is φ = 30689280.

The previous prime is 102260659. The next prime is 102260689. The reversal of 102260664 is 466062201.

It is a happy number.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 458457 + ... + 458679.

It is an arithmetic number, because the mean of its divisors is an integer number (2444400).

Almost surely, 2^102260664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102260664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156441600).

102260664 is an abundant number, since it is smaller than the sum of its proper divisors (210622536).

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

102260664 is a wasteful number, since it uses less digits than its factorization.

102260664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442 (or 432 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 102260664 is about 10112.4014951939. The cubic root of 102260664 is about 467.6305433909.

The spelling of 102260664 in words is "one hundred two million, two hundred sixty thousand, six hundred sixty-four".