236868966 has 24 divisors (see below), whose sum is σ = 513753240. Its totient is φ = 78873696.

The previous prime is 236868949. The next prime is 236868971. The reversal of 236868966 is 669868632.

It is a super-2 number, since 2×236868966² = 112213814107818312, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12225 + ... + 24963.

It is an arithmetic number, because the mean of its divisors is an integer number (21406385).

Almost surely, 2^236868966 is an apocalyptic number.

236868966 is an abundant number, since it is smaller than the sum of its proper divisors (276884274).

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

236868966 is a wasteful number, since it uses less digits than its factorization.

236868966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13780 (or 13777 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 54.

The square root of 236868966 is about 15390.5479434619. The cubic root of 236868966 is about 618.7322046918.

The spelling of 236868966 in words is "two hundred thirty-six million, eight hundred sixty-eight thousand, nine hundred sixty-six".