331422342 has 16 divisors (see below), whose sum is σ = 665988672. Its totient is φ = 109950120.

The previous prime is 331422319. The next prime is 331422347. The reversal of 331422342 is 243224133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331422347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129628 + ... + 132159.

It is an arithmetic number, because the mean of its divisors is an integer number (41624292).

Almost surely, 2^331422342 is an apocalyptic number.

331422342 is an abundant number, since it is smaller than the sum of its proper divisors (334566330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

331422342 is a wasteful number, since it uses less digits than its factorization.

331422342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262003.

The product of its digits is 3456, while the sum is 24.

The square root of 331422342 is about 18205.0087063973. The cubic root of 331422342 is about 692.0337267913.

Adding to 331422342 its reverse (243224133), we get a palindrome (574646475).

The spelling of 331422342 in words is "three hundred thirty-one million, four hundred twenty-two thousand, three hundred forty-two".