40235224 has 8 divisors (see below), whose sum is σ = 75441060. Its totient is φ = 20117608.

The previous prime is 40235201. The next prime is 40235263. The reversal of 40235224 is 42253204.

40235224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 40235195 and 40235204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2514694 + ... + 2514709.

Almost surely, 2^40235224 is an apocalyptic number.

It is an amenable number.

40235224 is a deficient number, since it is larger than the sum of its proper divisors (35205836).

40235224 is a wasteful number, since it uses less digits than its factorization.

40235224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5029409 (or 5029405 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 40235224 is about 6343.1241513942. The cubic root of 40235224 is about 342.6642585049.

Adding to 40235224 its reverse (42253204), we get a palindrome (82488428).

The spelling of 40235224 in words is "forty million, two hundred thirty-five thousand, two hundred twenty-four".