342928747 has 16 divisors (see below), whose sum is σ = 395278272. Its totient is φ = 291432960.

The previous prime is 342928723. The next prime is 342928757. The reversal of 342928747 is 747829243.

It is not a de Polignac number, because 342928747 - 2¹⁵ = 342895979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 342928697 and 342928706.

It is not an unprimeable number, because it can be changed into a prime (342928717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 615393 + ... + 615949.

It is an arithmetic number, because the mean of its divisors is an integer number (24704892).

Almost surely, 2^342928747 is an apocalyptic number.

342928747 is a deficient number, since it is larger than the sum of its proper divisors (52349525).

342928747 is a wasteful number, since it uses less digits than its factorization.

342928747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158.

The product of its digits is 677376, while the sum is 46.

The square root of 342928747 is about 18518.3354273542. The cubic root of 342928747 is about 699.9515252146.

The spelling of 342928747 in words is "three hundred forty-two million, nine hundred twenty-eight thousand, seven hundred forty-seven".