22047337 has 8 divisors (see below), whose sum is σ = 24562440. Its totient is φ = 19649280.

The previous prime is 22047331. The next prime is 22047343. The reversal of 22047337 is 73374022.

It is an interprime number because it is at equal distance from previous prime (22047331) and next prime (22047343).

It can be written as a sum of positive squares in 4 ways, for example, as 5433561 + 16613776 = 2331^2 + 4076^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 22047337 - 2³ = 22047329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22047331) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 28864 + ... + 29617.

It is an arithmetic number, because the mean of its divisors is an integer number (3070305).

Almost surely, 2^22047337 is an apocalyptic number.

It is an amenable number.

22047337 is a deficient number, since it is larger than the sum of its proper divisors (2515103).

22047337 is a wasteful number, since it uses less digits than its factorization.

22047337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58523.

The product of its (nonzero) digits is 7056, while the sum is 28.

The square root of 22047337 is about 4695.4591894723. The cubic root of 22047337 is about 280.4047589992.

The spelling of 22047337 in words is "twenty-two million, forty-seven thousand, three hundred thirty-seven".