874941897 has 8 divisors (see below), whose sum is σ = 1167142144. Its totient is φ = 583018128.

The previous prime is 874941877. The next prime is 874941911. The reversal of 874941897 is 798149478.

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

It is not a de Polignac number, because 874941897 - 2⁶ = 874941833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (874941817) 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, 61618 + ... + 74475.

It is an arithmetic number, because the mean of its divisors is an integer number (145892768).

Almost surely, 2^874941897 is an apocalyptic number.

It is an amenable number.

874941897 is a deficient number, since it is larger than the sum of its proper divisors (292200247).

874941897 is a wasteful number, since it uses less digits than its factorization.

874941897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138239.

The product of its digits is 4064256, while the sum is 57.

The square root of 874941897 is about 29579.4167792403. The cubic root of 874941897 is about 956.4444200527. Note that the first 4 decimals are identical.

The spelling of 874941897 in words is "eight hundred seventy-four million, nine hundred forty-one thousand, eight hundred ninety-seven".