345355406 has 16 divisors (see below), whose sum is σ = 565412400. Its totient is φ = 156900480.

The previous prime is 345355397. The next prime is 345355427. The reversal of 345355406 is 604553543.

It is a congruent number.

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, 83270 + ... + 87318.

It is an arithmetic number, because the mean of its divisors is an integer number (35338275).

Almost surely, 2^345355406 is an apocalyptic number.

345355406 is a deficient number, since it is larger than the sum of its proper divisors (220056994).

345355406 is a wasteful number, since it uses less digits than its factorization.

345355406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7939.

The product of its (nonzero) digits is 108000, while the sum is 35.

The square root of 345355406 is about 18583.7403662449. The cubic root of 345355406 is about 701.5986631931.

The spelling of 345355406 in words is "three hundred forty-five million, three hundred fifty-five thousand, four hundred six".