899630436 has 24 divisors (see below), whose sum is σ = 2103704064. Its totient is φ = 299224480.

The previous prime is 899630401. The next prime is 899630461. The reversal of 899630436 is 634036998.

It is a super-3 number, since 3×899630436³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75780 + ... + 86843.

It is an arithmetic number, because the mean of its divisors is an integer number (87654336).

Almost surely, 2^899630436 is an apocalyptic number.

It is an amenable number.

899630436 is an abundant number, since it is smaller than the sum of its proper divisors (1204073628).

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

899630436 is a wasteful number, since it uses less digits than its factorization.

899630436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163091 (or 163089 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 48.

The square root of 899630436 is about 29993.8399675667. The cubic root of 899630436 is about 965.3572146172.

The spelling of 899630436 in words is "eight hundred ninety-nine million, six hundred thirty thousand, four hundred thirty-six".