232191426 has 16 divisors (see below), whose sum is σ = 479363328. Its totient is φ = 74900400.

The previous prime is 232191413. The next prime is 232191439. The reversal of 232191426 is 624191232.

It is an interprime number because it is at equal distance from previous prime (232191413) and next prime (232191439).

It is a junction number, because it is equal to n+sod(n) for n = 232191393 and 232191402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 623985 + ... + 624356.

It is an arithmetic number, because the mean of its divisors is an integer number (29960208).

Almost surely, 2^232191426 is an apocalyptic number.

232191426 is an abundant number, since it is smaller than the sum of its proper divisors (247171902).

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

232191426 is a wasteful number, since it uses less digits than its factorization.

232191426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248377.

The product of its digits is 5184, while the sum is 30.

The square root of 232191426 is about 15237.8287823430. The cubic root of 232191426 is about 614.6323190566.

The spelling of 232191426 in words is "two hundred thirty-two million, one hundred ninety-one thousand, four hundred twenty-six".