36634572 has 96 divisors (see below), whose sum is σ = 103723200. Its totient is φ = 11114496.

The previous prime is 36634571. The next prime is 36634583. The reversal of 36634572 is 27543663.

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

It is not an unprimeable number, because it can be changed into a prime (36634571) 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 31 ways as a sum of consecutive naturals, for example, 136054 + ... + 136322.

It is an arithmetic number, because the mean of its divisors is an integer number (1080450).

Almost surely, 2^36634572 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 36634572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51861600).

36634572 is an abundant number, since it is smaller than the sum of its proper divisors (67088628).

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

36634572 is a wasteful number, since it uses less digits than its factorization.

36634572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392 (or 384 counting only the distinct ones).

The product of its digits is 90720, while the sum is 36.

The square root of 36634572 is about 6052.6499981413. The cubic root of 36634572 is about 332.1215382184.

Subtracting from 36634572 its reverse (27543663), we obtain a palindrome (9090909).

The spelling of 36634572 in words is "thirty-six million, six hundred thirty-four thousand, five hundred seventy-two".