9612990 has 96 divisors (see below), whose sum is σ = 27158976. Its totient is φ = 2350080.

The previous prime is 9612989. The next prime is 9613001. The reversal of 9612990 is 992169.

It is a Curzon number.

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, 93279 + ... + 93381.

It is an arithmetic number, because the mean of its divisors is an integer number (282906).

Almost surely, 2^9612990 is an apocalyptic number.

9612990 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 9612990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13579488).

9612990 is an abundant number, since it is smaller than the sum of its proper divisors (17545986).

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

9612990 is a wasteful number, since it uses less digits than its factorization.

9612990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194 (or 191 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 36.

The square root of 9612990 is about 3100.4822205586. The cubic root of 9612990 is about 212.6275312903.

The spelling of 9612990 in words is "nine million, six hundred twelve thousand, nine hundred ninety".