22298878 has 8 divisors (see below), whose sum is σ = 38226672. Its totient is φ = 9556656.

The previous prime is 22298851. The next prime is 22298921. The reversal of 22298878 is 87889222.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 796375 + ... + 796402.

It is an arithmetic number, because the mean of its divisors is an integer number (4778334).

Almost surely, 2^22298878 is an apocalyptic number.

22298878 is a deficient number, since it is larger than the sum of its proper divisors (15927794).

22298878 is a wasteful number, since it uses less digits than its factorization.

22298878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1592786.

The product of its digits is 258048, while the sum is 46.

The square root of 22298878 is about 4722.1687813970. The cubic root of 22298878 is about 281.4671207051.

The spelling of 22298878 in words is "twenty-two million, two hundred ninety-eight thousand, eight hundred seventy-eight".