232629389 has 4 divisors (see below), whose sum is σ = 236572320. Its totient is φ = 228686460.

The previous prime is 232629277. The next prime is 232629403. The reversal of 232629389 is 983926232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232629389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232629589) 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, 1971377 + ... + 1971494.

It is an arithmetic number, because the mean of its divisors is an integer number (59143080).

Almost surely, 2^232629389 is an apocalyptic number.

It is an amenable number.

232629389 is a deficient number, since it is larger than the sum of its proper divisors (3942931).

232629389 is an equidigital number, since it uses as much as digits as its factorization.

232629389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3942930.

The product of its digits is 279936, while the sum is 44.

The square root of 232629389 is about 15252.1929242978. The cubic root of 232629389 is about 615.0185192828.

The spelling of 232629389 in words is "two hundred thirty-two million, six hundred twenty-nine thousand, three hundred eighty-nine".