36625631 has 8 divisors (see below), whose sum is σ = 41915424. Its totient is φ = 31350240.

The previous prime is 36625627. The next prime is 36625639. The reversal of 36625631 is 13652663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 36625631 - 2² = 36625627 is a prime.

It is a super-2 number, since 2×36625631² = 2682873692296322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36625639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2561 + ... + 8933.

It is an arithmetic number, because the mean of its divisors is an integer number (5239428).

Almost surely, 2^36625631 is an apocalyptic number.

36625631 is a deficient number, since it is larger than the sum of its proper divisors (5289793).

36625631 is an equidigital number, since it uses as much as digits as its factorization.

36625631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7201.

The product of its digits is 19440, while the sum is 32.

The square root of 36625631 is about 6051.9113509700. The cubic root of 36625631 is about 332.0945169275.

It can be divided in two parts, 366 and 25631, that multiplied together give a triangular number (9380946 = T₄₃₃₁).

The spelling of 36625631 in words is "thirty-six million, six hundred twenty-five thousand, six hundred thirty-one".