9922251 has 4 divisors (see below), whose sum is σ = 13229672. Its totient is φ = 6614832.

The previous prime is 9922247. The next prime is 9922261. The reversal of 9922251 is 1522299.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 9922251 - 2² = 9922247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9922261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1653706 + ... + 1653711.

It is an arithmetic number, because the mean of its divisors is an integer number (3307418).

Almost surely, 2^9922251 is an apocalyptic number.

9922251 is a deficient number, since it is larger than the sum of its proper divisors (3307421).

9922251 is a wasteful number, since it uses less digits than its factorization.

9922251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3307420.

The product of its digits is 3240, while the sum is 30.

The square root of 9922251 is about 3149.9604759425. The cubic root of 9922251 is about 214.8836652049.

The spelling of 9922251 in words is "nine million, nine hundred twenty-two thousand, two hundred fifty-one".