311425042 has 8 divisors (see below), whose sum is σ = 467222832. Its totient is φ = 155684100.

The previous prime is 311425007. The next prime is 311425061. The reversal of 311425042 is 240524113.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4317 + ... + 25327.

It is an arithmetic number, because the mean of its divisors is an integer number (58402854).

Almost surely, 2^311425042 is an apocalyptic number.

311425042 is a deficient number, since it is larger than the sum of its proper divisors (155797790).

311425042 is a wasteful number, since it uses less digits than its factorization.

311425042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28424.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 311425042 is about 17647.2389341789. The cubic root of 311425042 is about 677.8254076017.

Adding to 311425042 its reverse (240524113), we get a palindrome (551949155).

The spelling of 311425042 in words is "three hundred eleven million, four hundred twenty-five thousand, forty-two".