898451664 has 40 divisors (see below), whose sum is σ = 2532001632. Its totient is φ = 272257920.

The previous prime is 898451647. The next prime is 898451669. The reversal of 898451664 is 466154898.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (898451669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 850279 + ... + 851334.

Almost surely, 2^898451664 is an apocalyptic number.

It is an amenable number.

898451664 is an abundant number, since it is smaller than the sum of its proper divisors (1633549968).

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

898451664 is a wasteful number, since it uses less digits than its factorization.

898451664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1701635 (or 1701629 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 51.

The square root of 898451664 is about 29974.1832916261. The cubic root of 898451664 is about 964.9353994000.

The spelling of 898451664 in words is "eight hundred ninety-eight million, four hundred fifty-one thousand, six hundred sixty-four".