331423607 has 8 divisors (see below), whose sum is σ = 336992496. Its totient is φ = 325873152.

The previous prime is 331423601. The next prime is 331423613. The reversal of 331423607 is 706324133.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (331423601) and next prime (331423613).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 331423607 - 2¹⁸ = 331161463 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 331423607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331423601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34373 + ... + 42945.

It is an arithmetic number, because the mean of its divisors is an integer number (42124062).

Almost surely, 2^331423607 is an apocalyptic number.

331423607 is a deficient number, since it is larger than the sum of its proper divisors (5568889).

331423607 is an equidigital number, since it uses as much as digits as its factorization.

331423607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9217.

The product of its (nonzero) digits is 9072, while the sum is 29.

The square root of 331423607 is about 18205.0434495499. The cubic root of 331423607 is about 692.0346072605.

The spelling of 331423607 in words is "three hundred thirty-one million, four hundred twenty-three thousand, six hundred seven".