22448351 has 2 divisors, whose sum is σ = 22448352. Its totient is φ = 22448350.

The previous prime is 22448341. The next prime is 22448353. The reversal of 22448351 is 15384422.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22448351 - 2⁶ = 22448287 is a prime.

Together with 22448353, it forms a pair of twin primes.

It is a Chen prime.

It is a pancake number, because a pancake can be divided into 22448351 parts by 6700 straight cuts.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22448353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11224175 + 11224176.

It is an arithmetic number, because the mean of its divisors is an integer number (11224176).

Almost surely, 2^22448351 is an apocalyptic number.

22448351 is a deficient number, since it is larger than the sum of its proper divisors (1).

22448351 is an equidigital number, since it uses as much as digits as its factorization.

22448351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7680, while the sum is 29.

The square root of 22448351 is about 4737.9690796796. The cubic root of 22448351 is about 282.0946272982.

The spelling of 22448351 in words is "twenty-two million, four hundred forty-eight thousand, three hundred fifty-one".