3204323431 has 4 divisors (see below), whose sum is σ = 3204456552. Its totient is φ = 3204190312.

The previous prime is 3204323399. The next prime is 3204323459. The reversal of 3204323431 is 1343234023.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3204323431 - 2⁵ = 3204323399 is a prime.

It is a super-2 number, since 2×3204323431² = 20535377300911223522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3204323396 and 3204323405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3204363431) 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, 19240 + ... + 82333.

It is an arithmetic number, because the mean of its divisors is an integer number (801114138).

Almost surely, 2^3204323431 is an apocalyptic number.

3204323431 is a deficient number, since it is larger than the sum of its proper divisors (133121).

3204323431 is a wasteful number, since it uses less digits than its factorization.

3204323431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133120.

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 3204323431 is about 56606.7436883628. The cubic root of 3204323431 is about 1474.2759531323.

Adding to 3204323431 its reverse (1343234023), we get a palindrome (4547557454).

The spelling of 3204323431 in words is "three billion, two hundred four million, three hundred twenty-three thousand, four hundred thirty-one".