37913772 has 48 divisors (see below), whose sum is σ = 97316352. Its totient is φ = 11415360.

The previous prime is 37913761. The next prime is 37913803. The reversal of 37913772 is 27731973.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 37913772.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4747 + ... + 9917.

It is an arithmetic number, because the mean of its divisors is an integer number (2027424).

Almost surely, 2^37913772 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 37913772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48658176).

37913772 is an abundant number, since it is smaller than the sum of its proper divisors (59402580).

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

37913772 is a wasteful number, since it uses less digits than its factorization.

37913772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5238 (or 5236 counting only the distinct ones).

The product of its digits is 55566, while the sum is 39.

The square root of 37913772 is about 6157.4160164796. The cubic root of 37913772 is about 335.9430529906.

The spelling of 37913772 in words is "thirty-seven million, nine hundred thirteen thousand, seven hundred seventy-two".