37225725 has 12 divisors (see below), whose sum is σ = 61546656. Its totient is φ = 19853680.

The previous prime is 37225723. The next prime is 37225781. The reversal of 37225725 is 52752273.

It is not a de Polignac number, because 37225725 - 2¹ = 37225723 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37225723) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 248097 + ... + 248246.

It is an arithmetic number, because the mean of its divisors is an integer number (5128888).

Almost surely, 2^37225725 is an apocalyptic number.

It is an amenable number.

37225725 is a deficient number, since it is larger than the sum of its proper divisors (24320931).

37225725 is a wasteful number, since it uses less digits than its factorization.

37225725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496356 (or 496351 counting only the distinct ones).

The product of its digits is 29400, while the sum is 33.

The square root of 37225725 is about 6101.2887982786. The cubic root of 37225725 is about 333.8984386488.

Adding to 37225725 its reverse (52752273), we get a palindrome (89977998).

It can be divided in two parts, 37225 and 725, that added together give a triangular number (37950 = T₂₇₅).

The spelling of 37225725 in words is "thirty-seven million, two hundred twenty-five thousand, seven hundred twenty-five".