345810422 has 4 divisors (see below), whose sum is σ = 518715636. Its totient is φ = 172905210.

The previous prime is 345810419. The next prime is 345810463. The reversal of 345810422 is 224018543.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86452604 + ... + 86452607.

It is an arithmetic number, because the mean of its divisors is an integer number (129678909).

Almost surely, 2^345810422 is an apocalyptic number.

345810422 is a deficient number, since it is larger than the sum of its proper divisors (172905214).

345810422 is a wasteful number, since it uses less digits than its factorization.

345810422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172905213.

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 345810422 is about 18595.9786513106. The cubic root of 345810422 is about 701.9066536595.

Adding to 345810422 its reverse (224018543), we get a palindrome (569828965).

The spelling of 345810422 in words is "three hundred forty-five million, eight hundred ten thousand, four hundred twenty-two".