22070554 has 16 divisors (see below), whose sum is σ = 36189216. Its totient is φ = 10011600.

The previous prime is 22070551. The next prime is 22070557. The reversal of 22070554 is 45507022.

It is an interprime number because it is at equal distance from previous prime (22070551) and next prime (22070557).

It is not an unprimeable number, because it can be changed into a prime (22070551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17224 + ... + 18460.

It is an arithmetic number, because the mean of its divisors is an integer number (2261826).

Almost surely, 2^22070554 is an apocalyptic number.

22070554 is a deficient number, since it is larger than the sum of its proper divisors (14118662).

22070554 is a wasteful number, since it uses less digits than its factorization.

22070554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2061.

The product of its (nonzero) digits is 2800, while the sum is 25.

The square root of 22070554 is about 4697.9308211169. The cubic root of 22070554 is about 280.5031514331.

Adding to 22070554 its reverse (45507022), we get a palindrome (67577576).

The spelling of 22070554 in words is "twenty-two million, seventy thousand, five hundred fifty-four".