345253836 has 24 divisors (see below), whose sum is σ = 806074864. Its totient is φ = 115015680.

The previous prime is 345253823. The next prime is 345253847. The reversal of 345253836 is 638352543.

It is a super-2 number, since 2×345253836² = 238400422545429792, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 345253794 and 345253803.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14796 + ... + 30156.

Almost surely, 2^345253836 is an apocalyptic number.

It is an amenable number.

345253836 is an abundant number, since it is smaller than the sum of its proper divisors (460821028).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345253836 is a wasteful number, since it uses less digits than its factorization.

345253836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17241 (or 17239 counting only the distinct ones).

The product of its digits is 259200, while the sum is 39.

The square root of 345253836 is about 18581.0074000308. The cubic root of 345253836 is about 701.5298757332.

The spelling of 345253836 in words is "three hundred forty-five million, two hundred fifty-three thousand, eight hundred thirty-six".