36724225 has 6 divisors (see below), whose sum is σ = 45538070. Its totient is φ = 29379360.

The previous prime is 36724213. The next prime is 36724231. The reversal of 36724225 is 52242763.

It can be written as a sum of positive squares in 3 ways, for example, as 13075456 + 23648769 = 3616^2 + 4863^2 .

It is a de Polignac number, because none of the positive numbers 2^k-36724225 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 734460 + ... + 734509.

Almost surely, 2^36724225 is an apocalyptic number.

It is an amenable number.

36724225 is a deficient number, since it is larger than the sum of its proper divisors (8813845).

36724225 is a wasteful number, since it uses less digits than its factorization.

36724225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468979 (or 1468974 counting only the distinct ones).

The product of its digits is 20160, while the sum is 31.

The square root of 36724225 is about 6060.0515674374. The cubic root of 36724225 is about 332.3922427683.

Adding to 36724225 its reverse (52242763), we get a palindrome (88966988).

The spelling of 36724225 in words is "thirty-six million, seven hundred twenty-four thousand, two hundred twenty-five".