345494877 has 16 divisors (see below), whose sum is σ = 566966400. Its totient is φ = 182238912.

The previous prime is 345494873. The next prime is 345494899. The reversal of 345494877 is 778494543.

It is not a de Polignac number, because 345494877 - 2² = 345494873 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345494873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 632502 + ... + 633047.

It is an arithmetic number, because the mean of its divisors is an integer number (35435400).

Almost surely, 2^345494877 is an apocalyptic number.

It is an amenable number.

345494877 is a deficient number, since it is larger than the sum of its proper divisors (221471523).

345494877 is a wasteful number, since it uses less digits than its factorization.

345494877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265572.

The product of its digits is 3386880, while the sum is 51.

The square root of 345494877 is about 18587.4924882298. The cubic root of 345494877 is about 701.6930968267.

It can be divided in two parts, 3 and 45494877, that multiplied together give a palindrome (136484631).

The spelling of 345494877 in words is "three hundred forty-five million, four hundred ninety-four thousand, eight hundred seventy-seven".