22351374 has 12 divisors (see below), whose sum is σ = 48428016. Its totient is φ = 7450452.

The previous prime is 22351361. The next prime is 22351387. The reversal of 22351374 is 47315322.

It is an interprime number because it is at equal distance from previous prime (22351361) and next prime (22351387).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 620854 + ... + 620889.

It is an arithmetic number, because the mean of its divisors is an integer number (4035668).

Almost surely, 2^22351374 is an apocalyptic number.

22351374 is an abundant number, since it is smaller than the sum of its proper divisors (26076642).

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

22351374 is a wasteful number, since it uses less digits than its factorization.

22351374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1241751 (or 1241748 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 22351374 is about 4727.7239767144. The cubic root of 22351374 is about 281.6878241560.

Adding to 22351374 its reverse (47315322), we get a palindrome (69666696).

The spelling of 22351374 in words is "twenty-two million, three hundred fifty-one thousand, three hundred seventy-four".