899717412 has 144 divisors (see below), whose sum is σ = 2457907200. Its totient is φ = 253955520.

The previous prime is 899717411. The next prime is 899717417. The reversal of 899717412 is 214717998.

It is not an unprimeable number, because it can be changed into a prime (899717411) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3764389 + ... + 3764627.

It is an arithmetic number, because the mean of its divisors is an integer number (17068800).

Almost surely, 2^899717412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 899717412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1228953600).

899717412 is an abundant number, since it is smaller than the sum of its proper divisors (1558189788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

899717412 is a wasteful number, since it uses less digits than its factorization.

899717412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374 (or 353 counting only the distinct ones).

The product of its digits is 254016, while the sum is 48.

The square root of 899717412 is about 29995.2898302383. The cubic root of 899717412 is about 965.3883237631.

The spelling of 899717412 in words is "eight hundred ninety-nine million, seven hundred seventeen thousand, four hundred twelve".