332404129 has 4 divisors (see below), whose sum is σ = 333144900. Its totient is φ = 331663360.

The previous prime is 332404117. The next prime is 332404133. The reversal of 332404129 is 921404233.

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

It can be written as a sum of positive squares in 2 ways, for example, as 137522529 + 194881600 = 11727^2 + 13960^2 .

It is a cyclic number.

It is not a de Polignac number, because 332404129 - 2¹⁷ = 332273057 is a prime.

It is a super-2 number, since 2×332404129² = 220985009952497282, 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 = 332404097 and 332404106.

It is not an unprimeable number, because it can be changed into a prime (332404109) 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, 369712 + ... + 370609.

It is an arithmetic number, because the mean of its divisors is an integer number (83286225).

Almost surely, 2^332404129 is an apocalyptic number.

It is an amenable number.

332404129 is a deficient number, since it is larger than the sum of its proper divisors (740771).

332404129 is an equidigital number, since it uses as much as digits as its factorization.

332404129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740770.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 332404129 is about 18231.9535157371. The cubic root of 332404129 is about 692.7164004586.

The spelling of 332404129 in words is "three hundred thirty-two million, four hundred four thousand, one hundred twenty-nine".