344870434 has 8 divisors (see below), whose sum is σ = 529922988. Its totient is φ = 168229440.

The previous prime is 344870429. The next prime is 344870447. The reversal of 344870434 is 434078443.

It can be written as a sum of positive squares in 2 ways, for example, as 233631225 + 111239209 = 15285^2 + 10547^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 344870393 and 344870402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2102787 + ... + 2102950.

Almost surely, 2^344870434 is an apocalyptic number.

344870434 is a deficient number, since it is larger than the sum of its proper divisors (185052554).

344870434 is a wasteful number, since it uses less digits than its factorization.

344870434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4205780.

The product of its (nonzero) digits is 129024, while the sum is 37.

The square root of 344870434 is about 18570.6874940052. The cubic root of 344870434 is about 701.2700981887.

The spelling of 344870434 in words is "three hundred forty-four million, eight hundred seventy thousand, four hundred thirty-four".