36806690 has 8 divisors (see below), whose sum is σ = 66252060. Its totient is φ = 14722672.

The previous prime is 36806681. The next prime is 36806711. The reversal of 36806690 is 9660863.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 31326409 + 5480281 = 5597^2 + 2341^2 .

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

It is a super-2 number, since 2×36806690² = 2709464857512200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1840325 + ... + 1840344.

Almost surely, 2^36806690 is an apocalyptic number.

36806690 is a deficient number, since it is larger than the sum of its proper divisors (29445370).

36806690 is a wasteful number, since it uses less digits than its factorization.

36806690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3680676.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 36806690 is about 6066.8517371038. The cubic root of 36806690 is about 332.6408546382.

The spelling of 36806690 in words is "thirty-six million, eight hundred six thousand, six hundred ninety".