342623290 has 8 divisors (see below), whose sum is σ = 616721940. Its totient is φ = 137049312.

The previous prime is 342623273. The next prime is 342623353. The reversal of 342623290 is 92326243.

It can be written as a sum of positive squares in 2 ways, for example, as 341621289 + 1002001 = 18483^2 + 1001^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 17131155 + ... + 17131174.

Almost surely, 2^342623290 is an apocalyptic number.

342623290 is a deficient number, since it is larger than the sum of its proper divisors (274098650).

342623290 is a wasteful number, since it uses less digits than its factorization.

342623290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34262336.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 342623290 is about 18510.0861694375. The cubic root of 342623290 is about 699.7436408196.

The spelling of 342623290 in words is "three hundred forty-two million, six hundred twenty-three thousand, two hundred ninety".