478342836 has 36 divisors (see below), whose sum is σ = 1237268032. Its totient is φ = 155739024.

The previous prime is 478342811. The next prime is 478342847. The reversal of 478342836 is 638243874.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 478342791 and 478342800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 152956 + ... + 156051.

Almost surely, 2^478342836 is an apocalyptic number.

It is an amenable number.

478342836 is an abundant number, since it is smaller than the sum of its proper divisors (758925196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

478342836 is a wasteful number, since it uses less digits than its factorization.

478342836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309060 (or 309055 counting only the distinct ones).

The product of its digits is 774144, while the sum is 45.

The square root of 478342836 is about 21871.0501805469. The cubic root of 478342836 is about 782.0714368406.

The spelling of 478342836 in words is "four hundred seventy-eight million, three hundred forty-two thousand, eight hundred thirty-six".