332042405 has 4 divisors (see below), whose sum is σ = 398450892. Its totient is φ = 265633920.

The previous prime is 332042401. The next prime is 332042429. The reversal of 332042405 is 504240233.

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 38365636 + 293676769 = 6194^2 + 17137^2 .

It is not a de Polignac number, because 332042405 - 2² = 332042401 is a prime.

It is a super-2 number, since 2×332042405² = 220504317436368050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332042401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33204236 + ... + 33204245.

It is an arithmetic number, because the mean of its divisors is an integer number (99612723).

Almost surely, 2^332042405 is an apocalyptic number.

It is an amenable number.

332042405 is a deficient number, since it is larger than the sum of its proper divisors (66408487).

332042405 is an equidigital number, since it uses as much as digits as its factorization.

332042405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66408486.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 332042405 is about 18222.0307594955. The cubic root of 332042405 is about 692.4650366601.

Adding to 332042405 its reverse (504240233), we get a palindrome (836282638).

The spelling of 332042405 in words is "three hundred thirty-two million, forty-two thousand, four hundred five".