22556046 has 8 divisors (see below), whose sum is σ = 45112104. Its totient is φ = 7518680.

The previous prime is 22555993. The next prime is 22556047. The reversal of 22556046 is 64065522.

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

22556046 is an admirable number.

It is a super-2 number, since 2×22556046² = 1017550422308232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22556047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1879665 + ... + 1879676.

It is an arithmetic number, because the mean of its divisors is an integer number (5639013).

Almost surely, 2^22556046 is an apocalyptic number.

22556046 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22556046 is a wasteful number, since it uses less digits than its factorization.

22556046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3759346.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 22556046 is about 4749.3205829887. The cubic root of 22556046 is about 282.5450201047.

The spelling of 22556046 in words is "twenty-two million, five hundred fifty-six thousand, forty-six".