342380390 has 24 divisors (see below), whose sum is σ = 677406240. Its totient is φ = 124501520.

The previous prime is 342380341. The next prime is 342380393. The reversal of 342380390 is 93083243.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342380393) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 140270 + ... + 142689.

It is an arithmetic number, because the mean of its divisors is an integer number (28225260).

Almost surely, 2^342380390 is an apocalyptic number.

342380390 is a deficient number, since it is larger than the sum of its proper divisors (335025850).

342380390 is a wasteful number, since it uses less digits than its factorization.

342380390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282988 (or 282977 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 342380390 is about 18503.5237184705. The cubic root of 342380390 is about 699.5782425363.

The spelling of 342380390 in words is "three hundred forty-two million, three hundred eighty thousand, three hundred ninety".