345331552 has 12 divisors (see below), whose sum is σ = 679871556. Its totient is φ = 172665760.

The previous prime is 345331549. The next prime is 345331577. The reversal of 345331552 is 255133543.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 5395774 + ... + 5395837.

It is an arithmetic number, because the mean of its divisors is an integer number (56655963).

Almost surely, 2^345331552 is an apocalyptic number.

345331552 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

345331552 is a deficient number, since it is larger than the sum of its proper divisors (334540004).

345331552 is a wasteful number, since it uses less digits than its factorization.

345331552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10791621 (or 10791613 counting only the distinct ones).

The product of its digits is 27000, while the sum is 31.

The square root of 345331552 is about 18583.0985575603. The cubic root of 345331552 is about 701.5825094767.

The spelling of 345331552 in words is "three hundred forty-five million, three hundred thirty-one thousand, five hundred fifty-two".