22002396 has 24 divisors (see below), whose sum is σ = 55288464. Its totient is φ = 6769920.

The previous prime is 22002391. The next prime is 22002433. The reversal of 22002396 is 69320022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002391) 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, 70365 + ... + 70676.

It is an arithmetic number, because the mean of its divisors is an integer number (2303686).

Almost surely, 2^22002396 is an apocalyptic number.

22002396 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

22002396 is an abundant number, since it is smaller than the sum of its proper divisors (33286068).

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

22002396 is a wasteful number, since it uses less digits than its factorization.

22002396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141061 (or 141059 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 22002396 is about 4690.6711673278. The cubic root of 22002396 is about 280.2141049482.

The spelling of 22002396 in words is "twenty-two million, two thousand, three hundred ninety-six".