36651994 has 8 divisors (see below), whose sum is σ = 55492128. Its totient is φ = 18154620.

The previous prime is 36651977. The next prime is 36651997. The reversal of 36651994 is 49915663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 36651994.

It is not an unprimeable number, because it can be changed into a prime (36651997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85422 + ... + 85849.

It is an arithmetic number, because the mean of its divisors is an integer number (6936516).

Almost surely, 2^36651994 is an apocalyptic number.

36651994 is a deficient number, since it is larger than the sum of its proper divisors (18840134).

36651994 is a wasteful number, since it uses less digits than its factorization.

36651994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171380.

The product of its digits is 174960, while the sum is 43.

The square root of 36651994 is about 6054.0890313903. The cubic root of 36651994 is about 332.1741779712.

The spelling of 36651994 in words is "thirty-six million, six hundred fifty-one thousand, nine hundred ninety-four".