22401033 has 16 divisors (see below), whose sum is σ = 30792960. Its totient is φ = 14478464.

The previous prime is 22401031. The next prime is 22401037. The reversal of 22401033 is 33010422.

It is a cyclic number.

It is not a de Polignac number, because 22401033 - 2¹ = 22401031 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22401031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13360 + ... + 14942.

It is an arithmetic number, because the mean of its divisors is an integer number (1924560).

Almost surely, 2^22401033 is an apocalyptic number.

It is an amenable number.

22401033 is a deficient number, since it is larger than the sum of its proper divisors (8391927).

22401033 is a wasteful number, since it uses less digits than its factorization.

22401033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1728.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 22401033 is about 4732.9729557647. The cubic root of 22401033 is about 281.8962824657.

Adding to 22401033 its reverse (33010422), we get a palindrome (55411455).

The spelling of 22401033 in words is "twenty-two million, four hundred one thousand, thirty-three".