872398846 has 8 divisors (see below), whose sum is σ = 1427561784. Its totient is φ = 396544920.

The previous prime is 872398841. The next prime is 872398847. The reversal of 872398846 is 648893278.

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

It is a super-2 number, since 2×872398846² = 1522159493004263432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (872398841) 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, 19827225 + ... + 19827268.

It is an arithmetic number, because the mean of its divisors is an integer number (178445223).

Almost surely, 2^872398846 is an apocalyptic number.

872398846 is a deficient number, since it is larger than the sum of its proper divisors (555162938).

872398846 is a wasteful number, since it uses less digits than its factorization.

872398846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39654506.

The product of its digits is 4644864, while the sum is 55.

The square root of 872398846 is about 29536.3986633442. The cubic root of 872398846 is about 955.5168737892.

The spelling of 872398846 in words is "eight hundred seventy-two million, three hundred ninety-eight thousand, eight hundred forty-six".