690834232 has 32 divisors (see below), whose sum is σ = 1430110080. Its totient is φ = 310228960.

The previous prime is 690834139. The next prime is 690834251. The reversal of 690834232 is 232438096.

It is a super-2 number, since 2×690834232² = 954503872206059648, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 690834191 and 690834200.

It is a congruent number.

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, 39988 + ... + 54595.

It is an arithmetic number, because the mean of its divisors is an integer number (44690940).

Almost surely, 2^690834232 is an apocalyptic number.

It is an amenable number.

690834232 is an abundant number, since it is smaller than the sum of its proper divisors (739275848).

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

690834232 is a wasteful number, since it uses less digits than its factorization.

690834232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94683 (or 94679 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 37.

The square root of 690834232 is about 26283.7256111077. The cubic root of 690834232 is about 884.0115714107.

The spelling of 690834232 in words is "six hundred ninety million, eight hundred thirty-four thousand, two hundred thirty-two".