416402889 has 16 divisors (see below), whose sum is σ = 634807680. Its totient is φ = 237836160.

The previous prime is 416402887. The next prime is 416402893. The reversal of 416402889 is 988204614.

It is not a de Polignac number, because 416402889 - 2¹ = 416402887 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 416402889.

It is not an unprimeable number, because it can be changed into a prime (416402887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76519 + ... + 81779.

It is an arithmetic number, because the mean of its divisors is an integer number (39675480).

Almost surely, 2^416402889 is an apocalyptic number.

It is an amenable number.

416402889 is a deficient number, since it is larger than the sum of its proper divisors (218404791).

416402889 is a wasteful number, since it uses less digits than its factorization.

416402889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9040.

The product of its (nonzero) digits is 110592, while the sum is 42.

The square root of 416402889 is about 20405.9522933873. The cubic root of 416402889 is about 746.7431452231.

The spelling of 416402889 in words is "four hundred sixteen million, four hundred two thousand, eight hundred eighty-nine".