312275345 has 8 divisors (see below), whose sum is σ = 376824960. Its totient is φ = 248423920.

The previous prime is 312275339. The next prime is 312275371. The reversal of 312275345 is 543572213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 312275345 - 2¹⁶ = 312209809 is a prime.

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, 173561 + ... + 175350.

It is an arithmetic number, because the mean of its divisors is an integer number (47103120).

Almost surely, 2^312275345 is an apocalyptic number.

It is an amenable number.

312275345 is a deficient number, since it is larger than the sum of its proper divisors (64549615).

312275345 is a wasteful number, since it uses less digits than its factorization.

312275345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349095.

The product of its digits is 25200, while the sum is 32.

The square root of 312275345 is about 17671.3141842931. The cubic root of 312275345 is about 678.4417498347.

The spelling of 312275345 in words is "three hundred twelve million, two hundred seventy-five thousand, three hundred forty-five".