22070458 has 8 divisors (see below), whose sum is σ = 33187860. Its totient is φ = 11007840.

The previous prime is 22070453. The next prime is 22070483. The reversal of 22070458 is 85407022.

It can be written as a sum of positive squares in 2 ways, for example, as 22061809 + 8649 = 4697^2 + 93^2 .

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

It is not an unprimeable number, because it can be changed into a prime (22070453) 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 3 ways as a sum of consecutive naturals, for example, 12673 + ... + 14308.

Almost surely, 2^22070458 is an apocalyptic number.

22070458 is a deficient number, since it is larger than the sum of its proper divisors (11117402).

22070458 is a wasteful number, since it uses less digits than its factorization.

22070458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27392.

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 22070458 is about 4697.9206038417. The cubic root of 22070458 is about 280.5027447323.

The spelling of 22070458 in words is "twenty-two million, seventy thousand, four hundred fifty-eight".