336406820 has 12 divisors (see below), whose sum is σ = 706454364. Its totient is φ = 134562720.

The previous prime is 336406813. The next prime is 336406831. The reversal of 336406820 is 28604633.

It can be written as a sum of positive squares in 2 ways, for example, as 93857344 + 242549476 = 9688^2 + 15574^2 .

It is a super-2 number, since 2×336406820² = 226339097085024800, which contains 22 as substring.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

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, 8410151 + ... + 8410190.

It is an arithmetic number, because the mean of its divisors is an integer number (58871197).

Almost surely, 2^336406820 is an apocalyptic number.

It is an amenable number.

336406820 is an abundant number, since it is smaller than the sum of its proper divisors (370047544).

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

336406820 is a wasteful number, since it uses less digits than its factorization.

336406820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16820350 (or 16820348 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 336406820 is about 18341.3963481519. The cubic root of 336406820 is about 695.4857946158.

The spelling of 336406820 in words is "three hundred thirty-six million, four hundred six thousand, eight hundred twenty".