22927028 has 6 divisors (see below), whose sum is σ = 40122306. Its totient is φ = 11463512.

The previous prime is 22927027. The next prime is 22927043. The reversal of 22927028 is 82072922.

It can be written as a sum of positive squares in only one way, i.e., 20178064 + 2748964 = 4492^2 + 1658^2 .

It is a super-2 number, since 2×22927028² = 1051297225825568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22926985 and 22927003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22927027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2865875 + ... + 2865882.

It is an arithmetic number, because the mean of its divisors is an integer number (6687051).

Almost surely, 2^22927028 is an apocalyptic number.

It is an amenable number.

22927028 is a deficient number, since it is larger than the sum of its proper divisors (17195278).

22927028 is a wasteful number, since it uses less digits than its factorization.

22927028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5731761 (or 5731759 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 22927028 is about 4788.2176224562. The cubic root of 22927028 is about 284.0856218726.

The spelling of 22927028 in words is "twenty-two million, nine hundred twenty-seven thousand, twenty-eight".