37748868 has 12 divisors (see below), whose sum is σ = 88080720. Its totient is φ = 12582952.

The previous prime is 37748833. The next prime is 37748881. The reversal of 37748868 is 86884773.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 37748868.

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, 1572858 + ... + 1572881.

It is an arithmetic number, because the mean of its divisors is an integer number (7340060).

Almost surely, 2^37748868 is an apocalyptic number.

It is an amenable number.

37748868 is an abundant number, since it is smaller than the sum of its proper divisors (50331852).

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

37748868 is a wasteful number, since it uses less digits than its factorization.

37748868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3145746 (or 3145744 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 51.

The square root of 37748868 is about 6144.0107421781. The cubic root of 37748868 is about 335.4552894652.

The spelling of 37748868 in words is "thirty-seven million, seven hundred forty-eight thousand, eight hundred sixty-eight".