36661982 has 16 divisors (see below), whose sum is σ = 66157440. Its totient is φ = 14885208.

The previous prime is 36661981. The next prime is 36661991. The reversal of 36661982 is 28916663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36661981) 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, 68648 + ... + 69179.

It is an arithmetic number, because the mean of its divisors is an integer number (4134840).

Almost surely, 2^36661982 is an apocalyptic number.

36661982 is a deficient number, since it is larger than the sum of its proper divisors (29495458).

36661982 is a wasteful number, since it uses less digits than its factorization.

36661982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137855.

The product of its digits is 93312, while the sum is 41.

The square root of 36661982 is about 6054.9138722198. The cubic root of 36661982 is about 332.2043487205.

The spelling of 36661982 in words is "thirty-six million, six hundred sixty-one thousand, nine hundred eighty-two".