9740621 has 12 divisors (see below), whose sum is σ = 10852800. Its totient is φ = 8734440.

The previous prime is 9740617. The next prime is 9740629. The reversal of 9740621 is 1260479.

It is not a de Polignac number, because 9740621 - 2² = 9740617 is a prime.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a nialpdrome in base 11.

It is a zygodrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9740629) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9050 + ... + 10068.

It is an arithmetic number, because the mean of its divisors is an integer number (904400).

Almost surely, 2^9740621 is an apocalyptic number.

It is an amenable number.

9740621 is a deficient number, since it is larger than the sum of its proper divisors (1112179).

9740621 is a wasteful number, since it uses less digits than its factorization.

9740621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120 (or 1109 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 9740621 is about 3120.9967958971. The cubic root of 9740621 is about 213.5644107992.

The spelling of 9740621 in words is "nine million, seven hundred forty thousand, six hundred twenty-one".