36669864 has 64 divisors (see below), whose sum is σ = 114301440. Its totient is φ = 9524160.

The previous prime is 36669859. The next prime is 36669877. The reversal of 36669864 is 46896663.

It is a super-3 number, since 3×36669864³ (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8074 + ... + 11769.

It is an arithmetic number, because the mean of its divisors is an integer number (1785960).

Almost surely, 2^36669864 is an apocalyptic number.

It is an amenable number.

36669864 is an abundant number, since it is smaller than the sum of its proper divisors (77631576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36669864 is a wasteful number, since it uses less digits than its factorization.

36669864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19870 (or 19866 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 48.

The square root of 36669864 is about 6055.5647135507. The cubic root of 36669864 is about 332.2281540079.

It can be divided in two parts, 3666 and 9864, that added together give a triangular number (13530 = T₁₆₄).

The spelling of 36669864 in words is "thirty-six million, six hundred sixty-nine thousand, eight hundred sixty-four".