342357644 has 18 divisors (see below), whose sum is σ = 620503884. Its totient is φ = 165274480.

The previous prime is 342357623. The next prime is 342357649. The reversal of 342357644 is 446753243.

It is a junction number, because it is equal to n+sod(n) for n = 342357598 and 342357607.

It is not an unprimeable number, because it can be changed into a prime (342357649) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 47522 + ... + 54249.

It is an arithmetic number, because the mean of its divisors is an integer number (34472438).

Almost surely, 2^342357644 is an apocalyptic number.

It is an amenable number.

342357644 is a deficient number, since it is larger than the sum of its proper divisors (278146240).

342357644 is a wasteful number, since it uses less digits than its factorization.

342357644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101833 (or 101802 counting only the distinct ones).

The product of its digits is 241920, while the sum is 38.

The square root of 342357644 is about 18502.9090685762. The cubic root of 342357644 is about 699.5627500611.

The spelling of 342357644 in words is "three hundred forty-two million, three hundred fifty-seven thousand, six hundred forty-four".