37564225 has 6 divisors (see below), whose sum is σ = 46579670. Its totient is φ = 30051360.

The previous prime is 37564217. The next prime is 37564229. The reversal of 37564225 is 52246573.

37564225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 512656 + 37051569 = 716^2 + 6087^2 .

It is not a de Polignac number, because 37564225 - 2³ = 37564217 is a prime.

It is a super-2 number, since 2×37564225² = 2822141999701250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (37564229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 751260 + ... + 751309.

Almost surely, 2^37564225 is an apocalyptic number.

It is an amenable number.

37564225 is a deficient number, since it is larger than the sum of its proper divisors (9015445).

37564225 is a wasteful number, since it uses less digits than its factorization.

37564225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1502579 (or 1502574 counting only the distinct ones).

The product of its digits is 50400, while the sum is 34.

The square root of 37564225 is about 6128.9660628853. The cubic root of 37564225 is about 334.9074519725.

The spelling of 37564225 in words is "thirty-seven million, five hundred sixty-four thousand, two hundred twenty-five".