842476899 has 12 divisors (see below), whose sum is σ = 1234704968. Its totient is φ = 510591840.

The previous prime is 842476813. The next prime is 842476903. The reversal of 842476899 is 998674248.

It is not a de Polignac number, because 842476899 - 2¹¹ = 842474851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (842478899) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1160074 + ... + 1160799.

Almost surely, 2^842476899 is an apocalyptic number.

842476899 is a deficient number, since it is larger than the sum of its proper divisors (392228069).

842476899 is a wasteful number, since it uses less digits than its factorization.

842476899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2320898 (or 2320887 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 57.

The square root of 842476899 is about 29025.4526062902. The cubic root of 842476899 is about 944.4652869274.

The spelling of 842476899 in words is "eight hundred forty-two million, four hundred seventy-six thousand, eight hundred ninety-nine".