22070259 has 16 divisors (see below), whose sum is σ = 33495840. Its totient is φ = 14353920.

The previous prime is 22070221. The next prime is 22070261. The reversal of 22070259 is 95207022.

It is a happy number.

It is not a de Polignac number, because 22070259 - 2²⁰ = 21021683 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (22070159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8862 + ... + 11075.

It is an arithmetic number, because the mean of its divisors is an integer number (2093490).

Almost surely, 2^22070259 is an apocalyptic number.

22070259 is a deficient number, since it is larger than the sum of its proper divisors (11425581).

22070259 is a wasteful number, since it uses less digits than its factorization.

22070259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19987 (or 19981 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 22070259 is about 4697.8994242108. The cubic root of 22070259 is about 280.5019016715.

The spelling of 22070259 in words is "twenty-two million, seventy thousand, two hundred fifty-nine".