236122990 has 8 divisors (see below), whose sum is σ = 425021400. Its totient is φ = 94449192.

The previous prime is 236122981. The next prime is 236122993. The reversal of 236122990 is 99221632.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (236122993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11806140 + ... + 11806159.

It is an arithmetic number, because the mean of its divisors is an integer number (53127675).

Almost surely, 2^236122990 is an apocalyptic number.

236122990 is a deficient number, since it is larger than the sum of its proper divisors (188898410).

236122990 is a wasteful number, since it uses less digits than its factorization.

236122990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23612306.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 236122990 is about 15366.2939578807. The cubic root of 236122990 is about 618.0819932196.

The spelling of 236122990 in words is "two hundred thirty-six million, one hundred twenty-two thousand, nine hundred ninety".