22030350 has 48 divisors (see below), whose sum is σ = 54960768. Its totient is φ = 5839840.

The previous prime is 22030331. The next prime is 22030369. The reversal of 22030350 is 5303022.

It is an interprime number because it is at equal distance from previous prime (22030331) and next prime (22030369).

It is a super-2 number, since 2×22030350² = 970672642245000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

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, 33727 + ... + 34373.

It is an arithmetic number, because the mean of its divisors is an integer number (1145016).

Almost surely, 2^22030350 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22030350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27480384).

22030350 is an abundant number, since it is smaller than the sum of its proper divisors (32930418).

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

22030350 is a wasteful number, since it uses less digits than its factorization.

22030350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889 (or 884 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 15.

The square root of 22030350 is about 4693.6499656451. The cubic root of 22030350 is about 280.3327252129.

Adding to 22030350 its reverse (5303022), we get a palindrome (27333372).

The spelling of 22030350 in words is "twenty-two million, thirty thousand, three hundred fifty".