413921806 has 4 divisors (see below), whose sum is σ = 620882712. Its totient is φ = 206960902.

The previous prime is 413921771. The next prime is 413921819. The reversal of 413921806 is 608129314.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×413921806² = 342662522964603272, 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 as a sum of consecutive naturals, namely, 103480450 + ... + 103480453.

It is an arithmetic number, because the mean of its divisors is an integer number (155220678).

Almost surely, 2^413921806 is an apocalyptic number.

413921806 is a deficient number, since it is larger than the sum of its proper divisors (206960906).

413921806 is a wasteful number, since it uses less digits than its factorization.

413921806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206960905.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 413921806 is about 20345.0683459162. The cubic root of 413921806 is about 745.2570654705.

The spelling of 413921806 in words is "four hundred thirteen million, nine hundred twenty-one thousand, eight hundred six".