233697042 has 16 divisors (see below), whose sum is σ = 519326880. Its totient is φ = 77898996.

The previous prime is 233697029. The next prime is 233697071. The reversal of 233697042 is 240796332.

It is a happy number.

It is a super-2 number, since 2×233697042² = 109228614879099528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 233696988 and 233697006.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2163808 + ... + 2163915.

It is an arithmetic number, because the mean of its divisors is an integer number (32457930).

Almost surely, 2^233697042 is an apocalyptic number.

233697042 is an abundant number, since it is smaller than the sum of its proper divisors (285629838).

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

233697042 is a wasteful number, since it uses less digits than its factorization.

233697042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4327734 (or 4327728 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 233697042 is about 15287.1528415202. The cubic root of 233697042 is about 615.9579597581.

The spelling of 233697042 in words is "two hundred thirty-three million, six hundred ninety-seven thousand, forty-two".