36686490 has 32 divisors (see below), whose sum is σ = 88750080. Its totient is φ = 9705024.

The previous prime is 36686477. The next prime is 36686497. The reversal of 36686490 is 9468663.

It is not an unprimeable number, because it can be changed into a prime (36686497) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1005 + ... + 8624.

It is an arithmetic number, because the mean of its divisors is an integer number (2773440).

Almost surely, 2^36686490 is an apocalyptic number.

36686490 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

36686490 is an abundant number, since it is smaller than the sum of its proper divisors (52063590).

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

36686490 is a wasteful number, since it uses less digits than its factorization.

36686490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9766.

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 36686490 is about 6056.9373448963. The cubic root of 36686490 is about 332.2783568184.

The spelling of 36686490 in words is "thirty-six million, six hundred eighty-six thousand, four hundred ninety".