37225969 has 4 divisors (see below), whose sum is σ = 40610160. Its totient is φ = 33841780.

The previous prime is 37225963. The next prime is 37225973. The reversal of 37225969 is 96952273.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 37225969 - 2³ = 37225961 is a prime.

It is a super-2 number, since 2×37225969² = 2771545535977922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (37225961) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1692079 + ... + 1692100.

It is an arithmetic number, because the mean of its divisors is an integer number (10152540).

Almost surely, 2^37225969 is an apocalyptic number.

It is an amenable number.

37225969 is a deficient number, since it is larger than the sum of its proper divisors (3384191).

37225969 is a wasteful number, since it uses less digits than its factorization.

37225969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3384190.

The product of its digits is 204120, while the sum is 43.

The square root of 37225969 is about 6101.3087940212. The cubic root of 37225969 is about 333.8991681715.

The spelling of 37225969 in words is "thirty-seven million, two hundred twenty-five thousand, nine hundred sixty-nine".