690233112 has 48 divisors (see below), whose sum is σ = 1893060000. Its totient is φ = 227163456.

The previous prime is 690233111. The next prime is 690233123. The reversal of 690233112 is 211332096.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (690233111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54987 + ... + 66362.

It is an arithmetic number, because the mean of its divisors is an integer number (39438750).

Almost surely, 2^690233112 is an apocalyptic number.

It is an amenable number.

690233112 is an abundant number, since it is smaller than the sum of its proper divisors (1202826888).

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

690233112 is a wasteful number, since it uses less digits than its factorization.

690233112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121440 (or 121433 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 690233112 is about 26272.2879095065. The cubic root of 690233112 is about 883.7550934622.

The spelling of 690233112 in words is "six hundred ninety million, two hundred thirty-three thousand, one hundred twelve".