308893046 has 16 divisors (see below), whose sum is σ = 577670400. Its totient is φ = 120347880.

The previous prime is 308893033. The next prime is 308893061. The reversal of 308893046 is 640398803.

It is a junction number, because it is equal to n+sod(n) for n = 308892994 and 308893012.

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, 1002746 + ... + 1003053.

It is an arithmetic number, because the mean of its divisors is an integer number (36104400).

Almost surely, 2^308893046 is an apocalyptic number.

308893046 is a deficient number, since it is larger than the sum of its proper divisors (268777354).

308893046 is a wasteful number, since it uses less digits than its factorization.

308893046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2005819.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 308893046 is about 17575.3533677135. The cubic root of 308893046 is about 675.9834195833.

The spelling of 308893046 in words is "three hundred eight million, eight hundred ninety-three thousand, forty-six".