345013252 has 24 divisors (see below), whose sum is σ = 629487936. Its totient is φ = 165311328.

The previous prime is 345013243. The next prime is 345013301. The reversal of 345013252 is 252310543.

345013252 = T₂₂₄₈ + T₂₂₄₉ + ... + T₂₃₇₆.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9808 + ... + 28039.

It is an arithmetic number, because the mean of its divisors is an integer number (26228664).

Almost surely, 2^345013252 is an apocalyptic number.

It is an amenable number.

345013252 is a deficient number, since it is larger than the sum of its proper divisors (284474684).

345013252 is a wasteful number, since it uses less digits than its factorization.

345013252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37947 (or 37945 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 345013252 is about 18574.5323494294. The cubic root of 345013252 is about 701.3668883268.

Adding to 345013252 its reverse (252310543), we get a palindrome (597323795).

The spelling of 345013252 in words is "three hundred forty-five million, thirteen thousand, two hundred fifty-two".