899619674 has 8 divisors (see below), whose sum is σ = 1349619348. Its totient is φ = 449746560.

The previous prime is 899619673. The next prime is 899619713. The reversal of 899619674 is 476916998.

It can be written as a sum of positive squares in 2 ways, for example, as 846402649 + 53217025 = 29093^2 + 7295^2 .

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

It is not an unprimeable number, because it can be changed into a prime (899619673) 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, 11237 + ... + 43880.

Almost surely, 2^899619674 is an apocalyptic number.

899619674 is a deficient number, since it is larger than the sum of its proper divisors (449999674).

899619674 is a wasteful number, since it uses less digits than its factorization.

899619674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63280.

The product of its digits is 5878656, while the sum is 59.

The square root of 899619674 is about 29993.6605635258. The cubic root of 899619674 is about 965.3533651789.

The spelling of 899619674 in words is "eight hundred ninety-nine million, six hundred nineteen thousand, six hundred seventy-four".