9657450 has 72 divisors (see below), whose sum is σ = 28319616. Its totient is φ = 2340000.

The previous prime is 9657449. The next prime is 9657457. The reversal of 9657450 is 547569.

9657450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9657457) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3975 + ... + 5925.

It is an arithmetic number, because the mean of its divisors is an integer number (393328).

Almost surely, 2^9657450 is an apocalyptic number.

9657450 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 9657450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14159808).

9657450 is an abundant number, since it is smaller than the sum of its proper divisors (18662166).

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

9657450 is a wasteful number, since it uses less digits than its factorization.

9657450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1980 (or 1972 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 9657450 is about 3107.6438019825. The cubic root of 9657450 is about 212.9548274238.

The spelling of 9657450 in words is "nine million, six hundred fifty-seven thousand, four hundred fifty".