364434431 has 2 divisors, whose sum is σ = 364434432. Its totient is φ = 364434430.

The previous prime is 364434401. The next prime is 364434443. The reversal of 364434431 is 134434463.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-364434431 is a prime.

It is a super-2 number, since 2×364434431² = 265624908996587522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (364434401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182217215 + 182217216.

It is an arithmetic number, because the mean of its divisors is an integer number (182217216).

Almost surely, 2^364434431 is an apocalyptic number.

364434431 is a deficient number, since it is larger than the sum of its proper divisors (1).

364434431 is an equidigital number, since it uses as much as digits as its factorization.

364434431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 32.

The square root of 364434431 is about 19090.1658190808. The cubic root of 364434431 is about 714.2876377720.

Adding to 364434431 its sum of digits (32), we get a palindrome (364434463).

Adding to 364434431 its reverse (134434463), we get a palindrome (498868894).

The spelling of 364434431 in words is "three hundred sixty-four million, four hundred thirty-four thousand, four hundred thirty-one".