36857407 has 8 divisors (see below), whose sum is σ = 37807616. Its totient is φ = 35911512.

The previous prime is 36857389. The next prime is 36857459. The reversal of 36857407 is 70475863.

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 36857407 - 2¹⁹ = 36333119 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 36857407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36857497) 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, 22738 + ... + 24304.

It is an arithmetic number, because the mean of its divisors is an integer number (4725952).

Almost surely, 2^36857407 is an apocalyptic number.

36857407 is a deficient number, since it is larger than the sum of its proper divisors (950209).

36857407 is a wasteful number, since it uses less digits than its factorization.

36857407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2157.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 36857407 is about 6071.0301432294. The cubic root of 36857407 is about 332.7935696595.

It can be divided in two parts, 368 and 57407, that added together give a palindrome (57775).

The spelling of 36857407 in words is "thirty-six million, eight hundred fifty-seven thousand, four hundred seven".