345422415 has 16 divisors (see below), whose sum is σ = 595189728. Its totient is φ = 170054016.

The previous prime is 345422387. The next prime is 345422431. The reversal of 345422415 is 514224543.

It is not a de Polignac number, because 345422415 - 2⁵ = 345422383 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 885504 + ... + 885893.

It is an arithmetic number, because the mean of its divisors is an integer number (37199358).

Almost surely, 2^345422415 is an apocalyptic number.

345422415 is a deficient number, since it is larger than the sum of its proper divisors (249767313).

345422415 is a wasteful number, since it uses less digits than its factorization.

345422415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1771418.

The product of its digits is 19200, while the sum is 30.

The square root of 345422415 is about 18585.5431720464. The cubic root of 345422415 is about 701.6440371119.

Adding to 345422415 its reverse (514224543), we get a palindrome (859646958).

The spelling of 345422415 in words is "three hundred forty-five million, four hundred twenty-two thousand, four hundred fifteen".