8913620 has 24 divisors (see below), whose sum is σ = 18904704. Its totient is φ = 3530016.

The previous prime is 8913589. The next prime is 8913623. The reversal of 8913620 is 263198.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8913623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104 + ... + 4223.

It is an arithmetic number, because the mean of its divisors is an integer number (787696).

Almost surely, 2^8913620 is an apocalyptic number.

It is an amenable number.

8913620 is an abundant number, since it is smaller than the sum of its proper divisors (9991084).

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

8913620 is a wasteful number, since it uses less digits than its factorization.

8913620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4439 (or 4437 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 8913620 is about 2985.5686225575. The cubic root of 8913620 is about 207.3407691170.

The spelling of 8913620 in words is "eight million, nine hundred thirteen thousand, six hundred twenty".