7898672 has 30 divisors (see below), whose sum is σ = 15876588. Its totient is φ = 3806656.

The previous prime is 7898669. The next prime is 7898687. The reversal of 7898672 is 2768987.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13163 + ... + 13749.

Almost surely, 2^7898672 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 7898672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7938294).

7898672 is an abundant number, since it is smaller than the sum of its proper divisors (7977916).

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

7898672 is a wasteful number, since it uses less digits than its factorization.

7898672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653 (or 618 counting only the distinct ones).

The product of its digits is 338688, while the sum is 47.

The square root of 7898672 is about 2810.4576139839. The cubic root of 7898672 is about 199.1520096433.

The spelling of 7898672 in words is "seven million, eight hundred ninety-eight thousand, six hundred seventy-two".