22006350 has 48 divisors (see below), whose sum is σ = 60643440. Its totient is φ = 5868000.

The previous prime is 22006349. The next prime is 22006409. The reversal of 22006350 is 5360022.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6801 + ... + 9500.

It is an arithmetic number, because the mean of its divisors is an integer number (1263405).

Almost surely, 2^22006350 is an apocalyptic number.

22006350 is an abundant number, since it is smaller than the sum of its proper divisors (38637090).

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

22006350 is a wasteful number, since it uses less digits than its factorization.

22006350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16322 (or 16311 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 22006350 is about 4691.0926232595. The cubic root of 22006350 is about 280.2308894869.

Adding to 22006350 its reverse (5360022), we get a palindrome (27366372).

The spelling of 22006350 in words is "twenty-two million, six thousand, three hundred fifty".