22247616 has 28 divisors (see below), whose sum is σ = 58863992. Its totient is φ = 7415808.

The previous prime is 22247587. The next prime is 22247623. The reversal of 22247616 is 61674222.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 57745 + ... + 58128.

Almost surely, 2^22247616 is an apocalyptic number.

It is an amenable number.

22247616 is an abundant number, since it is smaller than the sum of its proper divisors (36616376).

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

22247616 is a wasteful number, since it uses less digits than its factorization.

22247616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115888 (or 115878 counting only the distinct ones).

The product of its digits is 8064, while the sum is 30.

The square root of 22247616 is about 4716.7378557643. The cubic root of 22247616 is about 281.2512707103.

The spelling of 22247616 in words is "twenty-two million, two hundred forty-seven thousand, six hundred sixteen".