9073620 has 72 divisors (see below), whose sum is σ = 28557984. Its totient is φ = 2418336.

The previous prime is 9073619. The next prime is 9073637. The reversal of 9073620 is 263709.

9073620 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 a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3927 + ... + 5793.

Almost surely, 2^9073620 is an apocalyptic number.

9073620 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9073620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14278992).

9073620 is an abundant number, since it is smaller than the sum of its proper divisors (19484364).

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

9073620 is a wasteful number, since it uses less digits than its factorization.

9073620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1891 (or 1877 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 9073620 is about 3012.2450099552. The cubic root of 9073620 is about 208.5740123352.

The spelling of 9073620 in words is "nine million, seventy-three thousand, six hundred twenty".