9959490 has 32 divisors (see below), whose sum is σ = 26559360. Its totient is φ = 2655792.

The previous prime is 9959479. The next prime is 9959491. The reversal of 9959490 is 949599.

It is a happy number.

9959490 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 (45).

It is not an unprimeable number, because it can be changed into a prime (9959491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18174 + ... + 18713.

It is an arithmetic number, because the mean of its divisors is an integer number (829980).

Almost surely, 2^9959490 is an apocalyptic number.

9959490 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

9959490 is an abundant number, since it is smaller than the sum of its proper divisors (16599870).

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

9959490 is a wasteful number, since it uses less digits than its factorization.

9959490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36903 (or 36897 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 45.

The square root of 9959490 is about 3155.8659667356. The cubic root of 9959490 is about 215.1521547794.

The spelling of 9959490 in words is "nine million, nine hundred fifty-nine thousand, four hundred ninety".