22048402 has 8 divisors (see below), whose sum is σ = 33126912. Its totient is φ = 11006100.

The previous prime is 22048399. The next prime is 22048423. The reversal of 22048402 is 20484022.

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

It is a super-2 number, since 2×22048402² = 972264061507208, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 7474 + ... + 9997.

It is an arithmetic number, because the mean of its divisors is an integer number (4140864).

Almost surely, 2^22048402 is an apocalyptic number.

22048402 is a deficient number, since it is larger than the sum of its proper divisors (11078510).

22048402 is a wasteful number, since it uses less digits than its factorization.

22048402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18104.

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 22048402 is about 4695.5725955415. The cubic root of 22048402 is about 280.4092739248.

The spelling of 22048402 in words is "twenty-two million, forty-eight thousand, four hundred two".