40233545 has 16 divisors (see below), whose sum is σ = 55442880. Its totient is φ = 27720000.

The previous prime is 40233539. The next prime is 40233547. The reversal of 40233545 is 54533204.

40233545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40233545 - 2¹⁴ = 40217161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40233547) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 18206 + ... + 20295.

It is an arithmetic number, because the mean of its divisors is an integer number (3465180).

Almost surely, 2^40233545 is an apocalyptic number.

It is an amenable number.

40233545 is a deficient number, since it is larger than the sum of its proper divisors (15209335).

40233545 is a wasteful number, since it uses less digits than its factorization.

40233545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38536.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 40233545 is about 6342.9918019811. The cubic root of 40233545 is about 342.6594920239.

Adding to 40233545 its reverse (54533204), we get a palindrome (94766749).

The spelling of 40233545 in words is "forty million, two hundred thirty-three thousand, five hundred forty-five".