117774036 has 18 divisors (see below), whose sum is σ = 297706682. Its totient is φ = 39258000.

The previous prime is 117774031. The next prime is 117774037. The reversal of 117774036 is 630477711.

It can be written as a sum of positive squares in only one way, i.e., 100881936 + 16892100 = 10044^2 + 4110^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 3271501 = 117774036 / (1 + 1 + 7 + 7 + 7 + 4 + 0 + 3 + 6).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117774031) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1635715 + ... + 1635786.

Almost surely, 2^117774036 is an apocalyptic number.

It is an amenable number.

117774036 is an abundant number, since it is smaller than the sum of its proper divisors (179932646).

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

117774036 is a wasteful number, since it uses less digits than its factorization.

117774036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3271511 (or 3271506 counting only the distinct ones).

The product of its (nonzero) digits is 24696, while the sum is 36.

The square root of 117774036 is about 10852.3746710109. The cubic root of 117774036 is about 490.1735273227.

The spelling of 117774036 in words is "one hundred seventeen million, seven hundred seventy-four thousand, thirty-six".