22010450 has 48 divisors (see below), whose sum is σ = 51050304. Its totient is φ = 6859200.

The previous prime is 22010431. The next prime is 22010477. The reversal of 22010450 is 5401022.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a Curzon 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, 992 + ... + 6708.

It is an arithmetic number, because the mean of its divisors is an integer number (1063548).

Almost surely, 2^22010450 is an apocalyptic number.

22010450 is an abundant number, since it is smaller than the sum of its proper divisors (29039854).

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

22010450 is a wasteful number, since it uses less digits than its factorization.

22010450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5747 (or 5742 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 22010450 is about 4691.5296013134. The cubic root of 22010450 is about 280.2482916656.

Adding to 22010450 its reverse (5401022), we get a palindrome (27411472).

The spelling of 22010450 in words is "twenty-two million, ten thousand, four hundred fifty".