22132028 has 24 divisors (see below), whose sum is σ = 41194944. Its totient is φ = 10368000.

The previous prime is 22132027. The next prime is 22132037. The reversal of 22132028 is 82023122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22132027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17828 + ... + 19028.

It is an arithmetic number, because the mean of its divisors is an integer number (1716456).

Almost surely, 2^22132028 is an apocalyptic number.

It is an amenable number.

22132028 is a deficient number, since it is larger than the sum of its proper divisors (19062916).

22132028 is a wasteful number, since it uses less digits than its factorization.

22132028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1493 (or 1491 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 22132028 is about 4704.4689392109. The cubic root of 22132028 is about 280.7633422383.

It can be divided in two parts, 221320 and 28, that multiplied together give a triangular number (6196960 = T₃₅₂₀).

The spelling of 22132028 in words is "twenty-two million, one hundred thirty-two thousand, twenty-eight".