22838274 has 20 divisors (see below), whose sum is σ = 51175014. Its totient is φ = 7612704.

The previous prime is 22838267. The next prime is 22838281. The reversal of 22838274 is 47283822.

It is an interprime number because it is at equal distance from previous prime (22838267) and next prime (22838281).

It can be written as a sum of positive squares in only one way, i.e., 22496049 + 342225 = 4743^2 + 585^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 70327 + ... + 70650.

Almost surely, 2^22838274 is an apocalyptic number.

22838274 is an abundant number, since it is smaller than the sum of its proper divisors (28336740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22838274 is a wasteful number, since it uses less digits than its factorization.

22838274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140991 (or 140982 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 22838274 is about 4778.9406775979. The cubic root of 22838274 is about 283.7185683258.

The spelling of 22838274 in words is "twenty-two million, eight hundred thirty-eight thousand, two hundred seventy-four".