22403770028 has 24 divisors (see below), whose sum is σ = 39278179584. Its totient is φ = 11181456000.

The previous prime is 22403770027. The next prime is 22403770031. The reversal of 22403770028 is 82007730422.

It is a super-2 number, since 2×22403770028² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22403770028.

It is not an unprimeable number, because it can be changed into a prime (22403770027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7829318 + ... + 7832178.

It is an arithmetic number, because the mean of its divisors is an integer number (1636590816).

Almost surely, 2^22403770028 is an apocalyptic number.

It is an amenable number.

22403770028 is a deficient number, since it is larger than the sum of its proper divisors (16874409556).

22403770028 is a wasteful number, since it uses less digits than its factorization.

22403770028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5753 (or 5751 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 35.

The spelling of 22403770028 in words is "twenty-two billion, four hundred three million, seven hundred seventy thousand, twenty-eight".