345658630 has 16 divisors (see below), whose sum is σ = 626308704. Its totient is φ = 137347200.

The previous prime is 345658619. The next prime is 345658657. The reversal of 345658630 is 36856543.

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, 112947 + ... + 115966.

It is an arithmetic number, because the mean of its divisors is an integer number (39144294).

Almost surely, 2^345658630 is an apocalyptic number.

345658630 is a deficient number, since it is larger than the sum of its proper divisors (280650074).

345658630 is a wasteful number, since it uses less digits than its factorization.

345658630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229071.

The product of its (nonzero) digits is 259200, while the sum is 40.

The square root of 345658630 is about 18591.8968908501. The cubic root of 345658630 is about 701.8039389920.

The spelling of 345658630 in words is "three hundred forty-five million, six hundred fifty-eight thousand, six hundred thirty".