36633988 has 6 divisors (see below), whose sum is σ = 64109486. Its totient is φ = 18316992.

The previous prime is 36633983. The next prime is 36634027. The reversal of 36633988 is 88933663.

It can be written as a sum of positive squares in only one way, i.e., 29246464 + 7387524 = 5408^2 + 2718^2 .

It is not an unprimeable number, because it can be changed into a prime (36633983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4579245 + ... + 4579252.

Almost surely, 2^36633988 is an apocalyptic number.

It is an amenable number.

36633988 is a deficient number, since it is larger than the sum of its proper divisors (27475498).

36633988 is a wasteful number, since it uses less digits than its factorization.

36633988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9158501 (or 9158499 counting only the distinct ones).

The product of its digits is 559872, while the sum is 46.

The square root of 36633988 is about 6052.6017546176. The cubic root of 36633988 is about 332.1197734008.

The spelling of 36633988 in words is "thirty-six million, six hundred thirty-three thousand, nine hundred eighty-eight".