9754638 has 32 divisors (see below), whose sum is σ = 21047040. Its totient is φ = 3003840.

The previous prime is 9754621. The next prime is 9754639. The reversal of 9754638 is 8364579.

It is a happy number.

It is a super-2 number, since 2×9754638² = 190305925022088, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9754638.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9754639) 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, 3631 + ... + 5717.

It is an arithmetic number, because the mean of its divisors is an integer number (657720).

Almost surely, 2^9754638 is an apocalyptic number.

9754638 is an abundant number, since it is smaller than the sum of its proper divisors (11292402).

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

9754638 is a wasteful number, since it uses less digits than its factorization.

9754638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2152.

The product of its digits is 181440, while the sum is 42.

The square root of 9754638 is about 3123.2415852764. The cubic root of 9754638 is about 213.6668032295. Note that the first 3 decimals are identical.

The spelling of 9754638 in words is "nine million, seven hundred fifty-four thousand, six hundred thirty-eight".