36939856 has 10 divisors (see below), whose sum is σ = 71571002. Its totient is φ = 18469920.

The previous prime is 36939853. The next prime is 36939869. The reversal of 36939856 is 65893963.

It can be written as a sum of positive squares in only one way, i.e., 28987456 + 7952400 = 5384^2 + 2820^2 .

It is a super-2 number, since 2×36939856² = 2729105922601472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36939853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1154355 + ... + 1154386.

Almost surely, 2^36939856 is an apocalyptic number.

It is an amenable number.

36939856 is a deficient number, since it is larger than the sum of its proper divisors (34631146).

36939856 is a wasteful number, since it uses less digits than its factorization.

36939856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2308749 (or 2308743 counting only the distinct ones).

The product of its digits is 1049760, while the sum is 49.

The square root of 36939856 is about 6077.8167132614. The cubic root of 36939856 is about 333.0415348577.

The spelling of 36939856 in words is "thirty-six million, nine hundred thirty-nine thousand, eight hundred fifty-six".