22751002 has 8 divisors (see below), whose sum is σ = 35610336. Its totient is φ = 10880892.

The previous prime is 22750963. The next prime is 22751009. The reversal of 22751002 is 20015722.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (22751009) 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, 247248 + ... + 247339.

It is an arithmetic number, because the mean of its divisors is an integer number (4451292).

Almost surely, 2^22751002 is an apocalyptic number.

22751002 is a deficient number, since it is larger than the sum of its proper divisors (12859334).

22751002 is a wasteful number, since it uses less digits than its factorization.

22751002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494612.

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 22751002 is about 4769.8010440688. The cubic root of 22751002 is about 283.3567153329.

Adding to 22751002 its reverse (20015722), we get a palindrome (42766724).

The spelling of 22751002 in words is "twenty-two million, seven hundred fifty-one thousand, two".