36857436 has 96 divisors (see below), whose sum is σ = 108476928. Its totient is φ = 9461760.

The previous prime is 36857389. The next prime is 36857459. The reversal of 36857436 is 63475863.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104236 + ... + 104588.

It is an arithmetic number, because the mean of its divisors is an integer number (1129968).

Almost surely, 2^36857436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36857436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54238464).

36857436 is an abundant number, since it is smaller than the sum of its proper divisors (71619492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36857436 is a wasteful number, since it uses less digits than its factorization.

36857436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491 (or 489 counting only the distinct ones).

The product of its digits is 362880, while the sum is 42.

The square root of 36857436 is about 6071.0325316210. The cubic root of 36857436 is about 332.7936569419.

The spelling of 36857436 in words is "thirty-six million, eight hundred fifty-seven thousand, four hundred thirty-six".