22276151 has 4 divisors (see below), whose sum is σ = 23448600. Its totient is φ = 21103704.

The previous prime is 22276129. The next prime is 22276153. The reversal of 22276151 is 15167222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22276151 - 2⁶ = 22276087 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22276151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22276153) 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, 586196 + ... + 586233.

It is an arithmetic number, because the mean of its divisors is an integer number (5862150).

Almost surely, 2^22276151 is an apocalyptic number.

22276151 is a deficient number, since it is larger than the sum of its proper divisors (1172449).

22276151 is a wasteful number, since it uses less digits than its factorization.

22276151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172448.

The product of its digits is 1680, while the sum is 26.

The square root of 22276151 is about 4719.7617524617. The cubic root of 22276151 is about 281.3714645063.

The spelling of 22276151 in words is "twenty-two million, two hundred seventy-six thousand, one hundred fifty-one".