321134432 has 12 divisors (see below), whose sum is σ = 632233476. Its totient is φ = 160567200.

The previous prime is 321134431. The next prime is 321134453. The reversal of 321134432 is 234431123.

It is a junction number, because it is equal to n+sod(n) for n = 321134398 and 321134407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321134431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5017694 + ... + 5017757.

It is an arithmetic number, because the mean of its divisors is an integer number (52686123).

Almost surely, 2^321134432 is an apocalyptic number.

321134432 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

321134432 is a deficient number, since it is larger than the sum of its proper divisors (311099044).

321134432 is a wasteful number, since it uses less digits than its factorization.

321134432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10035461 (or 10035453 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

The square root of 321134432 is about 17920.2241057415. The cubic root of 321134432 is about 684.7976968435.

Adding to 321134432 its reverse (234431123), we get a palindrome (555565555).

The spelling of 321134432 in words is "three hundred twenty-one million, one hundred thirty-four thousand, four hundred thirty-two".