37685052 has 18 divisors (see below), whose sum is σ = 95259528. Its totient is φ = 12561672.

The previous prime is 37685051. The next prime is 37685083. The reversal of 37685052 is 25058673.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1046807 = 37685052 / (3 + 7 + 6 + 8 + 5 + 0 + 5 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 37684998 and 37685016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37685051) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 523368 + ... + 523439.

It is an arithmetic number, because the mean of its divisors is an integer number (5292196).

Almost surely, 2^37685052 is an apocalyptic number.

It is an amenable number.

37685052 is an abundant number, since it is smaller than the sum of its proper divisors (57574476).

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

37685052 is a wasteful number, since it uses less digits than its factorization.

37685052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046817 (or 1046812 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 37685052 is about 6138.8151951333. The cubic root of 37685052 is about 335.2661492287.

The spelling of 37685052 in words is "thirty-seven million, six hundred eighty-five thousand, fifty-two".