874193489 has 8 divisors (see below), whose sum is σ = 941872512. Its totient is φ = 806576400.

The previous prime is 874193471. The next prime is 874193497. The reversal of 874193489 is 984391478.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 874193489 - 2²⁸ = 605758033 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 874193489.

It is not an unprimeable number, because it can be changed into a prime (874195489) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16262 + ... + 44864.

It is an arithmetic number, because the mean of its divisors is an integer number (117734064).

Almost surely, 2^874193489 is an apocalyptic number.

It is an amenable number.

874193489 is a deficient number, since it is larger than the sum of its proper divisors (67679023).

874193489 is a wasteful number, since it uses less digits than its factorization.

874193489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30967.

The product of its digits is 1741824, while the sum is 53.

The square root of 874193489 is about 29566.7632486209. The cubic root of 874193489 is about 956.1716343772.

The spelling of 874193489 in words is "eight hundred seventy-four million, one hundred ninety-three thousand, four hundred eighty-nine".