345362251 has 8 divisors (see below), whose sum is σ = 379842624. Its totient is φ = 312012480.

The previous prime is 345362233. The next prime is 345362261. The reversal of 345362251 is 152263543.

It is a happy number.

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

It is not a de Polignac number, because 345362251 - 2⁵ = 345362219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345362261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282010 + ... + 283231.

It is an arithmetic number, because the mean of its divisors is an integer number (47480328).

Almost surely, 2^345362251 is an apocalyptic number.

345362251 is a deficient number, since it is larger than the sum of its proper divisors (34480373).

345362251 is a wasteful number, since it uses less digits than its factorization.

345362251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565301.

The product of its digits is 21600, while the sum is 31.

The square root of 345362251 is about 18583.9245317021. The cubic root of 345362251 is about 701.6032984288.

The spelling of 345362251 in words is "three hundred forty-five million, three hundred sixty-two thousand, two hundred fifty-one".