340504454 has 16 divisors (see below), whose sum is σ = 513962496. Its totient is φ = 169187400.

The previous prime is 340504393. The next prime is 340504469. The reversal of 340504454 is 454405043.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 350189 + ... + 351159.

It is an arithmetic number, because the mean of its divisors is an integer number (32122656).

Almost surely, 2^340504454 is an apocalyptic number.

340504454 is a deficient number, since it is larger than the sum of its proper divisors (173458042).

340504454 is a wasteful number, since it uses less digits than its factorization.

340504454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1891.

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 340504454 is about 18452.7627741756. The cubic root of 340504454 is about 698.2982157703.

Adding to 340504454 its reverse (454405043), we get a palindrome (794909497).

The spelling of 340504454 in words is "three hundred forty million, five hundred four thousand, four hundred fifty-four".