899945534 has 8 divisors (see below), whose sum is σ = 1350202728. Its totient is φ = 449877960.

The previous prime is 899945521. The next prime is 899945539. The reversal of 899945534 is 435549998.

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

It is a self number, because there is not a number n which added to its sum of digits gives 899945534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (899945539) 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, 34877 + ... + 54920.

It is an arithmetic number, because the mean of its divisors is an integer number (168775341).

Almost surely, 2^899945534 is an apocalyptic number.

899945534 is a deficient number, since it is larger than the sum of its proper divisors (450257194).

899945534 is a wasteful number, since it uses less digits than its factorization.

899945534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94810.

The product of its digits is 6998400, while the sum is 56.

The square root of 899945534 is about 29999.0922195989. The cubic root of 899945534 is about 965.4699077887.

The spelling of 899945534 in words is "eight hundred ninety-nine million, nine hundred forty-five thousand, five hundred thirty-four".