36651730 has 16 divisors (see below), whose sum is σ = 66046104. Its totient is φ = 14644480.

The previous prime is 36651709. The next prime is 36651731. The reversal of 36651730 is 3715663.

It can be written as a sum of positive squares in 4 ways, for example, as 21836929 + 14814801 = 4673^2 + 3849^2 .

It is a junction number, because it is equal to n+sod(n) for n = 36651692 and 36651701.

It is not an unprimeable number, because it can be changed into a prime (36651731) 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, 12264 + ... + 14956.

Almost surely, 2^36651730 is an apocalyptic number.

36651730 is a deficient number, since it is larger than the sum of its proper divisors (29394374).

36651730 is a wasteful number, since it uses less digits than its factorization.

36651730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4061.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 36651730 is about 6054.0672279056. The cubic root of 36651730 is about 332.1733804321.

The spelling of 36651730 in words is "thirty-six million, six hundred fifty-one thousand, seven hundred thirty".