345477875 has 8 divisors (see below), whose sum is σ = 431156544. Its totient is φ = 276382200.

The previous prime is 345477827. The next prime is 345477877. The reversal of 345477875 is 578774543.

It is a happy number.

It is not a de Polignac number, because 345477875 - 2¹⁴ = 345461491 is a prime.

It is a super-2 number, since 2×345477875² = 238709924229031250, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345477877) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1381787 + ... + 1382036.

It is an arithmetic number, because the mean of its divisors is an integer number (53894568).

Almost surely, 2^345477875 is an apocalyptic number.

345477875 is a deficient number, since it is larger than the sum of its proper divisors (85678669).

345477875 is an equidigital number, since it uses as much as digits as its factorization.

345477875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2763838 (or 2763828 counting only the distinct ones).

The product of its digits is 3292800, while the sum is 50.

The square root of 345477875 is about 18587.0351320484. The cubic root of 345477875 is about 701.6815863986.

The spelling of 345477875 in words is "three hundred forty-five million, four hundred seventy-seven thousand, eight hundred seventy-five".