22273070 has 8 divisors (see below), whose sum is σ = 40091544. Its totient is φ = 8909224.

The previous prime is 22273067. The next prime is 22273079. The reversal of 22273070 is 7037222.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22273079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1113644 + ... + 1113663.

It is an arithmetic number, because the mean of its divisors is an integer number (5011443).

Almost surely, 2^22273070 is an apocalyptic number.

22273070 is a deficient number, since it is larger than the sum of its proper divisors (17818474).

22273070 is a wasteful number, since it uses less digits than its factorization.

22273070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2227314.

The product of its (nonzero) digits is 1176, while the sum is 23.

The square root of 22273070 is about 4719.4353475813. The cubic root of 22273070 is about 281.3584918066.

The spelling of 22273070 in words is "twenty-two million, two hundred seventy-three thousand, seventy".