9977373 has 12 divisors (see below), whose sum is σ = 16470688. Its totient is φ = 5701320.

The previous prime is 9977371. The next prime is 9977389. The reversal of 9977373 is 3737799.

9977373 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9977373 - 2¹ = 9977371 is a prime.

It is a super-2 number, since 2×9977373² = 199095943962258, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9977371) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79123 + ... + 79248.

Almost surely, 2^9977373 is an apocalyptic number.

It is an amenable number.

9977373 is a deficient number, since it is larger than the sum of its proper divisors (6493315).

9977373 is a wasteful number, since it uses less digits than its factorization.

9977373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158384 (or 158381 counting only the distinct ones).

The product of its digits is 250047, while the sum is 45.

The square root of 9977373 is about 3158.6979912616. The cubic root of 9977373 is about 215.2808516442.

The spelling of 9977373 in words is "nine million, nine hundred seventy-seven thousand, three hundred seventy-three".