103187664 has 30 divisors (see below), whose sum is σ = 288782546. Its totient is φ = 34395840.

The previous prime is 103187657. The next prime is 103187699. The reversal of 103187664 is 466781301.

It can be written as a sum of positive squares in only one way, i.e., 100160064 + 3027600 = 10008^2 + 1740^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 358147 + ... + 358434.

Almost surely, 2^103187664 is an apocalyptic number.

It is an amenable number.

103187664 is an abundant number, since it is smaller than the sum of its proper divisors (185594882).

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

103187664 is a wasteful number, since it uses less digits than its factorization.

103187664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716595 (or 716586 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 103187664 is about 10158.1328993078. The cubic root of 103187664 is about 469.0393294320.

The spelling of 103187664 in words is "one hundred three million, one hundred eighty-seven thousand, six hundred sixty-four".