889072473 has 4 divisors (see below), whose sum is σ = 1185429968. Its totient is φ = 592714980.

The previous prime is 889072469. The next prime is 889072493. The reversal of 889072473 is 374270988.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 889072473 - 2² = 889072469 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (889072423) 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, 148178743 + ... + 148178748.

It is an arithmetic number, because the mean of its divisors is an integer number (296357492).

Almost surely, 2^889072473 is an apocalyptic number.

It is an amenable number.

889072473 is a deficient number, since it is larger than the sum of its proper divisors (296357495).

889072473 is a wasteful number, since it uses less digits than its factorization.

889072473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296357494.

The product of its (nonzero) digits is 677376, while the sum is 48.

The square root of 889072473 is about 29817.3183401861. The cubic root of 889072473 is about 961.5659025081.

The spelling of 889072473 in words is "eight hundred eighty-nine million, seventy-two thousand, four hundred seventy-three".