36623645 has 8 divisors (see below), whose sum is σ = 43981056. Its totient is φ = 29277136.

The previous prime is 36623641. The next prime is 36623663. The reversal of 36623645 is 54632663.

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 36623645 - 2² = 36623641 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36623641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10604 + ... + 13626.

It is an arithmetic number, because the mean of its divisors is an integer number (5497632).

Almost surely, 2^36623645 is an apocalyptic number.

It is an amenable number.

36623645 is a deficient number, since it is larger than the sum of its proper divisors (7357411).

36623645 is a wasteful number, since it uses less digits than its factorization.

36623645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5451.

The product of its digits is 77760, while the sum is 35.

The square root of 36623645 is about 6051.7472683515. The cubic root of 36623645 is about 332.0885142857.

The spelling of 36623645 in words is "thirty-six million, six hundred twenty-three thousand, six hundred forty-five".