416684091 has 4 divisors (see below), whose sum is σ = 555578792. Its totient is φ = 277789392.

The previous prime is 416684083. The next prime is 416684111. The reversal of 416684091 is 190486614.

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

It is not a de Polignac number, because 416684091 - 2³ = 416684083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (416684011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69447346 + ... + 69447351.

It is an arithmetic number, because the mean of its divisors is an integer number (138894698).

Almost surely, 2^416684091 is an apocalyptic number.

416684091 is a deficient number, since it is larger than the sum of its proper divisors (138894701).

416684091 is a wasteful number, since it uses less digits than its factorization.

416684091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138894700.

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 416684091 is about 20412.8413259889. The cubic root of 416684091 is about 746.9112023464.

The spelling of 416684091 in words is "four hundred sixteen million, six hundred eighty-four thousand, ninety-one".