36649044 has 48 divisors (see below), whose sum is σ = 96591040. Its totient is φ = 12013920.

The previous prime is 36649027. The next prime is 36649073. The reversal of 36649044 is 44094663.

36649044 is a `hidden beast` number, since 3 + 6 + 649 + 0 + 4 + 4 = 666.

It is a super-2 number, since 2×36649044² = 2686304852227872, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3807 + ... + 9369.

Almost surely, 2^36649044 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 36649044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48295520).

36649044 is an abundant number, since it is smaller than the sum of its proper divisors (59941996).

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

36649044 is a wasteful number, since it uses less digits than its factorization.

36649044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5637 (or 5629 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 36649044 is about 6053.8453895024. The cubic root of 36649044 is about 332.1652658584.

The spelling of 36649044 in words is "thirty-six million, six hundred forty-nine thousand, forty-four".