344256045 has 16 divisors (see below), whose sum is σ = 629496960. Its totient is φ = 157374144.

The previous prime is 344255999. The next prime is 344256047. The reversal of 344256045 is 540652443.

It is not a de Polignac number, because 344256045 - 2¹⁴ = 344239661 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 344255997 and 344256015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344256047) 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, 1639210 + ... + 1639419.

It is an arithmetic number, because the mean of its divisors is an integer number (39343560).

Almost surely, 2^344256045 is an apocalyptic number.

344256045 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

344256045 is a deficient number, since it is larger than the sum of its proper divisors (285240915).

344256045 is a wasteful number, since it uses less digits than its factorization.

344256045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3278644.

The product of its (nonzero) digits is 57600, while the sum is 33.

The square root of 344256045 is about 18554.1382176592. The cubic root of 344256045 is about 700.8534115135.

It can be divided in two parts, 34425 and 6045, that added together give a triangular number (40470 = T₂₈₄).

The spelling of 344256045 in words is "three hundred forty-four million, two hundred fifty-six thousand, forty-five".