40233404 has 24 divisors (see below), whose sum is σ = 72037056. Its totient is φ = 19656000.

The previous prime is 40233383. The next prime is 40233409. The reversal of 40233404 is 40433204.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40233409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43709 + ... + 44619.

It is an arithmetic number, because the mean of its divisors is an integer number (3001544).

Almost surely, 2^40233404 is an apocalyptic number.

It is an amenable number.

40233404 is a deficient number, since it is larger than the sum of its proper divisors (31803652).

40233404 is a wasteful number, since it uses less digits than its factorization.

40233404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157 (or 1155 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 40233404 is about 6342.9806873425. The cubic root of 40233404 is about 342.6590917357.

Adding to 40233404 its reverse (40433204), we get a palindrome (80666608).

The spelling of 40233404 in words is "forty million, two hundred thirty-three thousand, four hundred four".