22751152 has 20 divisors (see below), whose sum is σ = 45272896. Its totient is φ = 11067840.

The previous prime is 22751147. The next prime is 22751153. The reversal of 22751152 is 25115722.

It is a super-2 number, since 2×22751152² = 1035229834654208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22751153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18624 + ... + 19807.

Almost surely, 2^22751152 is an apocalyptic number.

It is an amenable number.

22751152 is a deficient number, since it is larger than the sum of its proper divisors (22521744).

22751152 is a wasteful number, since it uses less digits than its factorization.

22751152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38476 (or 38470 counting only the distinct ones).

The product of its digits is 1400, while the sum is 25.

The square root of 22751152 is about 4769.8167679692. The cubic root of 22751152 is about 283.3573380662.

Adding to 22751152 its reverse (25115722), we get a palindrome (47866874).

The spelling of 22751152 in words is "twenty-two million, seven hundred fifty-one thousand, one hundred fifty-two".