345300015 has 32 divisors (see below), whose sum is σ = 585204480. Its totient is φ = 173373696.

The previous prime is 345299993. The next prime is 345300017. The reversal of 345300015 is 510003543.

It is not a de Polignac number, because 345300015 - 2⁶ = 345299951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345299964 and 345300000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345300017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42739 + ... + 50171.

It is an arithmetic number, because the mean of its divisors is an integer number (18287640).

Almost surely, 2^345300015 is an apocalyptic number.

345300015 is a deficient number, since it is larger than the sum of its proper divisors (239904465).

345300015 is a wasteful number, since it uses less digits than its factorization.

345300015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7623.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 345300015 is about 18582.2499983183. The cubic root of 345300015 is about 701.5611517592.

Adding to 345300015 its reverse (510003543), we get a palindrome (855303558).

The spelling of 345300015 in words is "three hundred forty-five million, three hundred thousand, fifteen".