884989894 has 4 divisors (see below), whose sum is σ = 1327484844. Its totient is φ = 442494946.

The previous prime is 884989873. The next prime is 884989901. The reversal of 884989894 is 498989488.

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

It is a super-2 number, since 2×884989894² = 1566414224964262472, 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, 221247472 + ... + 221247475.

It is an arithmetic number, because the mean of its divisors is an integer number (331871211).

Almost surely, 2^884989894 is an apocalyptic number.

884989894 is a deficient number, since it is larger than the sum of its proper divisors (442494950).

884989894 is a wasteful number, since it uses less digits than its factorization.

884989894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442494949.

The product of its digits is 47775744, while the sum is 67.

The square root of 884989894 is about 29748.7797060653. The cubic root of 884989894 is about 960.0918220910.

The spelling of 884989894 in words is "eight hundred eighty-four million, nine hundred eighty-nine thousand, eight hundred ninety-four".