40224633 has 4 divisors (see below), whose sum is σ = 53632848. Its totient is φ = 26816420.

The previous prime is 40224619. The next prime is 40224641. The reversal of 40224633 is 33642204.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40224633 - 2²⁰ = 39176057 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40224643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6704103 + ... + 6704108.

It is an arithmetic number, because the mean of its divisors is an integer number (13408212).

Almost surely, 2^40224633 is an apocalyptic number.

It is an amenable number.

40224633 is a deficient number, since it is larger than the sum of its proper divisors (13408215).

40224633 is a wasteful number, since it uses less digits than its factorization.

40224633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13408214.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 40224633 is about 6342.2892554660. The cubic root of 40224633 is about 342.6341896973.

Adding to 40224633 its reverse (33642204), we get a palindrome (73866837).

The spelling of 40224633 in words is "forty million, two hundred twenty-four thousand, six hundred thirty-three".