345035405 has 32 divisors (see below), whose sum is σ = 487831680. Its totient is φ = 230964480.

The previous prime is 345035387. The next prime is 345035419. The reversal of 345035405 is 504530543.

It is not a de Polignac number, because 345035405 - 2¹⁰ = 345034381 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 466526 + ... + 467264.

It is an arithmetic number, because the mean of its divisors is an integer number (15244740).

Almost surely, 2^345035405 is an apocalyptic number.

It is an amenable number.

345035405 is a deficient number, since it is larger than the sum of its proper divisors (142796275).

345035405 is a wasteful number, since it uses less digits than its factorization.

345035405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1421.

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 345035405 is about 18575.1286671183. The cubic root of 345035405 is about 701.3818993909.

Adding to 345035405 its reverse (504530543), we get a palindrome (849565948).

The spelling of 345035405 in words is "three hundred forty-five million, thirty-five thousand, four hundred five".