898474133 has 4 divisors (see below), whose sum is σ = 899637228. Its totient is φ = 897311040.

The previous prime is 898474127. The next prime is 898474163. The reversal of 898474133 is 331474898.

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

It can be written as a sum of positive squares in 2 ways, for example, as 132181009 + 766293124 = 11497^2 + 27682^2 .

It is a cyclic number.

It is not a de Polignac number, because 898474133 - 2⁴ = 898474117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (898474103) 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, 580388 + ... + 581933.

It is an arithmetic number, because the mean of its divisors is an integer number (224909307).

Almost surely, 2^898474133 is an apocalyptic number.

It is an amenable number.

898474133 is a deficient number, since it is larger than the sum of its proper divisors (1163095).

898474133 is a wasteful number, since it uses less digits than its factorization.

898474133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163094.

The product of its digits is 580608, while the sum is 47.

The square root of 898474133 is about 29974.5580951580. The cubic root of 898474133 is about 964.9434432209.

The spelling of 898474133 in words is "eight hundred ninety-eight million, four hundred seventy-four thousand, one hundred thirty-three".