37423944 has 144 divisors (see below), whose sum is σ = 113368320. Its totient is φ = 11547360.

The previous prime is 37423937. The next prime is 37423957. The reversal of 37423944 is 44932473.

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

Its product of digits (72576) is a multiple of the sum of its prime factors (84).

It is a junction number, because it is equal to n+sod(n) for n = 37423899 and 37423908.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1207209 + ... + 1207239.

It is an arithmetic number, because the mean of its divisors is an integer number (787280).

Almost surely, 2^37423944 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 37423944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56684160).

37423944 is an abundant number, since it is smaller than the sum of its proper divisors (75944376).

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

37423944 is an equidigital number, since it uses as much as digits as its factorization.

37423944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84 (or 59 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 37423944 is about 6117.5112586737. The cubic root of 37423944 is about 334.4900356983.

The spelling of 37423944 in words is "thirty-seven million, four hundred twenty-three thousand, nine hundred forty-four".