22070530 has 16 divisors (see below), whose sum is σ = 40207104. Its totient is φ = 8721520.

The previous prime is 22070519. The next prime is 22070549. The reversal of 22070530 is 3507022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22070498 and 22070507.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12466 + ... + 14125.

It is an arithmetic number, because the mean of its divisors is an integer number (2512944).

Almost surely, 2^22070530 is an apocalyptic number.

22070530 is a deficient number, since it is larger than the sum of its proper divisors (18136574).

22070530 is a wasteful number, since it uses less digits than its factorization.

22070530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26681.

The product of its (nonzero) digits is 420, while the sum is 19.

The square root of 22070530 is about 4697.9282668002. The cubic root of 22070530 is about 280.5030497580.

Adding to 22070530 its reverse (3507022), we get a palindrome (25577552).

The spelling of 22070530 in words is "twenty-two million, seventy thousand, five hundred thirty".