332430457 has 2 divisors, whose sum is σ = 332430458. Its totient is φ = 332430456.

The previous prime is 332430433. The next prime is 332430487. The reversal of 332430457 is 754034233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 329930896 + 2499561 = 18164^2 + 1581^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-332430457 is a prime.

It is a super-2 number, since 2×332430457² = 221020017482457698, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (332430487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166215228 + 166215229.

It is an arithmetic number, because the mean of its divisors is an integer number (166215229).

Almost surely, 2^332430457 is an apocalyptic number.

It is an amenable number.

332430457 is a deficient number, since it is larger than the sum of its proper divisors (1).

332430457 is an equidigital number, since it uses as much as digits as its factorization.

332430457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 31.

The square root of 332430457 is about 18232.6755304865. The cubic root of 332430457 is about 692.7346887953.

The spelling of 332430457 in words is "three hundred thirty-two million, four hundred thirty thousand, four hundred fifty-seven".