311454342 has 16 divisors (see below), whose sum is σ = 692120880. Its totient is φ = 103818096.

The previous prime is 311454337. The next prime is 311454347. The reversal of 311454342 is 243454113.

It is a happy number.

311454342 is a `hidden beast` number, since 3 + 114 + 543 + 4 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (311454337) and next prime (311454347).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (311454347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2883783 + ... + 2883890.

It is an arithmetic number, because the mean of its divisors is an integer number (43257555).

Almost surely, 2^311454342 is an apocalyptic number.

311454342 is an abundant number, since it is smaller than the sum of its proper divisors (380666538).

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

311454342 is a wasteful number, since it uses less digits than its factorization.

311454342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5767684 (or 5767678 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 311454342 is about 17648.0690728476. The cubic root of 311454342 is about 677.8466643611.

The spelling of 311454342 in words is "three hundred eleven million, four hundred fifty-four thousand, three hundred forty-two".