232144406 has 32 divisors (see below), whose sum is σ = 383600448. Its totient is φ = 104711040.

The previous prime is 232144403. The next prime is 232144427. The reversal of 232144406 is 604441232.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232144403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 312071 + ... + 312813.

It is an arithmetic number, because the mean of its divisors is an integer number (11987514).

Almost surely, 2^232144406 is an apocalyptic number.

232144406 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

232144406 is a deficient number, since it is larger than the sum of its proper divisors (151456042).

232144406 is a wasteful number, since it uses less digits than its factorization.

232144406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 232144406 is about 15236.2858334963. The cubic root of 232144406 is about 614.5908274833.

Adding to 232144406 its reverse (604441232), we get a palindrome (836585638).

The spelling of 232144406 in words is "two hundred thirty-two million, one hundred forty-four thousand, four hundred six".