345365085 has 16 divisors (see below), whose sum is σ = 595090944. Its totient is φ = 170025792.

The previous prime is 345365063. The next prime is 345365093. The reversal of 345365085 is 580563543.

It is not a de Polignac number, because 345365085 - 2⁶ = 345365021 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 885357 + ... + 885746.

It is an arithmetic number, because the mean of its divisors is an integer number (37193184).

Almost surely, 2^345365085 is an apocalyptic number.

It is an amenable number.

345365085 is a deficient number, since it is larger than the sum of its proper divisors (249725859).

345365085 is a wasteful number, since it uses less digits than its factorization.

345365085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1771124.

The product of its (nonzero) digits is 216000, while the sum is 39.

The square root of 345365085 is about 18584.0007802411. Note that the first 3 decimals coincide. The cubic root of 345365085 is about 701.6052175136.

It can be divided in two parts, 34536 and 5085, that added together give a triangular number (39621 = T₂₈₁).

The spelling of 345365085 in words is "three hundred forty-five million, three hundred sixty-five thousand, eighty-five".