37949448 has 32 divisors (see below), whose sum is σ = 99000000. Its totient is φ = 12099648.

The previous prime is 37949399. The next prime is 37949473. The reversal of 37949448 is 84494973.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 37949397 and 37949406.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33823 + ... + 34926.

It is an arithmetic number, because the mean of its divisors is an integer number (3093750).

Almost surely, 2^37949448 is an apocalyptic number.

It is an amenable number.

37949448 is an abundant number, since it is smaller than the sum of its proper divisors (61050552).

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

37949448 is a wasteful number, since it uses less digits than its factorization.

37949448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68781 (or 68777 counting only the distinct ones).

The product of its digits is 870912, while the sum is 48.

The square root of 37949448 is about 6160.3123297443. The cubic root of 37949448 is about 336.0483915563.

The spelling of 37949448 in words is "thirty-seven million, nine hundred forty-nine thousand, four hundred forty-eight".