36872251 has 10 divisors (see below), whose sum is σ = 39975772. Its totient is φ = 34009560.

The previous prime is 36872221. The next prime is 36872257. The reversal of 36872251 is 15227863.

It is a happy number.

It is not a de Polignac number, because 36872251 - 2⁹ = 36871739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36872257) 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 9 ways as a sum of consecutive naturals, for example, 27916 + ... + 29206.

Almost surely, 2^36872251 is an apocalyptic number.

36872251 is a deficient number, since it is larger than the sum of its proper divisors (3103521).

36872251 is an frugal number, since it uses more digits than its factorization.

36872251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1343 (or 1304 counting only the distinct ones).

The product of its digits is 20160, while the sum is 34.

The square root of 36872251 is about 6072.2525474489. The cubic root of 36872251 is about 332.8382402348.

The spelling of 36872251 in words is "thirty-six million, eight hundred seventy-two thousand, two hundred fifty-one".