346420434 has 16 divisors (see below), whose sum is σ = 722964672. Its totient is φ = 110452848.

The previous prime is 346420429. The next prime is 346420463. The reversal of 346420434 is 434024643.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1255009 + ... + 1255284.

It is an arithmetic number, because the mean of its divisors is an integer number (45185292).

Almost surely, 2^346420434 is an apocalyptic number.

346420434 is an abundant number, since it is smaller than the sum of its proper divisors (376544238).

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

346420434 is a wasteful number, since it uses less digits than its factorization.

346420434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2510321.

The product of its (nonzero) digits is 27648, while the sum is 30.

The square root of 346420434 is about 18612.3731426167. The cubic root of 346420434 is about 702.3191339618.

The spelling of 346420434 in words is "three hundred forty-six million, four hundred twenty thousand, four hundred thirty-four".