36640450 has 96 divisors (see below), whose sum is σ = 87994368. Its totient is φ = 11016000.

The previous prime is 36640447. The next prime is 36640451. The reversal of 36640450 is 5404663.

It is a zygodrome in base 5.

It is not an unprimeable number, because it can be changed into a prime (36640451) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 119197 + ... + 119503.

It is an arithmetic number, because the mean of its divisors is an integer number (916608).

Almost surely, 2^36640450 is an apocalyptic number.

36640450 is an abundant number, since it is smaller than the sum of its proper divisors (51353918).

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

36640450 is a wasteful number, since it uses less digits than its factorization.

36640450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368 (or 363 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 36640450 is about 6053.1355511008. The cubic root of 36640450 is about 332.1393001838.

The spelling of 36640450 in words is "thirty-six million, six hundred forty thousand, four hundred fifty".