464881806 has 12 divisors (see below), whose sum is σ = 1007243952. Its totient is φ = 154960596.

The previous prime is 464881789. The next prime is 464881817. The reversal of 464881806 is 608188464.

464881806 is a `hidden beast` number, since 464 + 8 + 8 + 180 + 6 = 666.

It is a super-2 number, since 2×464881806² = 432230187099643272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12913366 + ... + 12913401.

It is an arithmetic number, because the mean of its divisors is an integer number (83936996).

Almost surely, 2^464881806 is an apocalyptic number.

464881806 is an abundant number, since it is smaller than the sum of its proper divisors (542362146).

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

464881806 is a wasteful number, since it uses less digits than its factorization.

464881806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25826775 (or 25826772 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 45.

The square root of 464881806 is about 21561.1179209242. The cubic root of 464881806 is about 774.6654433879.

The spelling of 464881806 in words is "four hundred sixty-four million, eight hundred eighty-one thousand, eight hundred six".