342990328 has 8 divisors (see below), whose sum is σ = 643106880. Its totient is φ = 171495160.

The previous prime is 342990289. The next prime is 342990331. The reversal of 342990328 is 823099243.

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 11.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21436888 + ... + 21436903.

It is an arithmetic number, because the mean of its divisors is an integer number (80388360).

Almost surely, 2^342990328 is an apocalyptic number.

It is an amenable number.

342990328 is a deficient number, since it is larger than the sum of its proper divisors (300116552).

342990328 is a wasteful number, since it uses less digits than its factorization.

342990328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42873797 (or 42873793 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 342990328 is about 18519.9980561554. The cubic root of 342990328 is about 699.9934203463.

The spelling of 342990328 in words is "three hundred forty-two million, nine hundred ninety thousand, three hundred twenty-eight".