854452478 has 16 divisors (see below), whose sum is σ = 1408872960. Its totient is φ = 385421400.

The previous prime is 854452451. The next prime is 854452481. The reversal of 854452478 is 874254458.

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, 145358 + ... + 151121.

It is an arithmetic number, because the mean of its divisors is an integer number (88054560).

Almost surely, 2^854452478 is an apocalyptic number.

854452478 is a deficient number, since it is larger than the sum of its proper divisors (554420482).

854452478 is a wasteful number, since it uses less digits than its factorization.

854452478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296623.

The product of its digits is 1433600, while the sum is 47.

The square root of 854452478 is about 29231.0191064219. The cubic root of 854452478 is about 948.9193540329.

The spelling of 854452478 in words is "eight hundred fifty-four million, four hundred fifty-two thousand, four hundred seventy-eight".