36309994 has 16 divisors (see below), whose sum is σ = 65907648. Its totient is φ = 14645952.

The previous prime is 36309989. The next prime is 36310003. The reversal of 36309994 is 49990363.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 36309994.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76044 + ... + 76519.

It is an arithmetic number, because the mean of its divisors is an integer number (4119228).

Almost surely, 2^36309994 is an apocalyptic number.

36309994 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

36309994 is a deficient number, since it is larger than the sum of its proper divisors (29597654).

36309994 is a wasteful number, since it uses less digits than its factorization.

36309994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152589.

The product of its (nonzero) digits is 157464, while the sum is 43.

The square root of 36309994 is about 6025.7774602121. Note that the first 3 decimals coincide. The cubic root of 36309994 is about 331.1377745379.

The spelling of 36309994 in words is "thirty-six million, three hundred nine thousand, nine hundred ninety-four".