36520612 has 6 divisors (see below), whose sum is σ = 63911078. Its totient is φ = 18260304.

The previous prime is 36520609. The next prime is 36520613. The reversal of 36520612 is 21602563.

It can be written as a sum of positive squares in only one way, i.e., 36312676 + 207936 = 6026^2 + 456^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36520613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4565073 + ... + 4565080.

Almost surely, 2^36520612 is an apocalyptic number.

It is an amenable number.

36520612 is a deficient number, since it is larger than the sum of its proper divisors (27390466).

36520612 is a wasteful number, since it uses less digits than its factorization.

36520612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9130157 (or 9130155 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 36520612 is about 6043.2286072926. The cubic root of 36520612 is about 331.7768011585.

The spelling of 36520612 in words is "thirty-six million, five hundred twenty thousand, six hundred twelve".