22633047 has 16 divisors (see below), whose sum is σ = 35296000. Its totient is φ = 14294232.

The previous prime is 22633027. The next prime is 22633057. The reversal of 22633047 is 74033622.

22633047 is a `hidden beast` number, since 22 + 633 + 0 + 4 + 7 = 666.

It is not a de Polignac number, because 22633047 - 2⁷ = 22632919 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22633047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22633027) 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, 21547 + ... + 22572.

It is an arithmetic number, because the mean of its divisors is an integer number (2206000).

Almost surely, 2^22633047 is an apocalyptic number.

22633047 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

22633047 is a deficient number, since it is larger than the sum of its proper divisors (12662953).

22633047 is a wasteful number, since it uses less digits than its factorization.

22633047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44147 (or 44141 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 22633047 is about 4757.4202042704. The cubic root of 22633047 is about 282.8661688711.

Adding to 22633047 its reverse (74033622), we get a palindrome (96666669).

The spelling of 22633047 in words is "twenty-two million, six hundred thirty-three thousand, forty-seven".