8993880 has 192 divisors, whose sum is σ = 34594560. Its totient is φ = 1983744.

The previous prime is 8993869. The next prime is 8993891. The reversal of 8993880 is 883998.

8993880 = 295² + 296² + ... + 374².

It is an interprime number because it is at equal distance from previous prime (8993869) and next prime (8993891).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 108319 + ... + 108401.

It is an arithmetic number, because the mean of its divisors is an integer number (180180).

Almost surely, 2^8993880 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 8993880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17297280).

8993880 is an abundant number, since it is smaller than the sum of its proper divisors (25600680).

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

8993880 is a wasteful number, since it uses less digits than its factorization.

8993880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150 (or 143 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 8993880 is about 2998.9798265410. The cubic root of 8993880 is about 207.9612230475.

The spelling of 8993880 in words is "eight million, nine hundred ninety-three thousand, eight hundred eighty".