36516640 has 48 divisors (see below), whose sum is σ = 90030528. Its totient is φ = 13970176.

The previous prime is 36516619. The next prime is 36516647. The reversal of 36516640 is 4661563.

It is not an unprimeable number, because it can be changed into a prime (36516647) 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, 1282 + ... + 8641.

It is an arithmetic number, because the mean of its divisors is an integer number (1875636).

Almost surely, 2^36516640 is an apocalyptic number.

It is an amenable number.

36516640 is an abundant number, since it is smaller than the sum of its proper divisors (53513888).

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

36516640 is a wasteful number, since it uses less digits than its factorization.

36516640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9961 (or 9953 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 36516640 is about 6042.8999660759. The cubic root of 36516640 is about 331.7647726522.

The spelling of 36516640 in words is "thirty-six million, five hundred sixteen thousand, six hundred forty".