40232236 has 12 divisors (see below), whose sum is σ = 76807080. Its totient is φ = 18287360.

The previous prime is 40232233. The next prime is 40232243. The reversal of 40232236 is 63223204.

It is a happy number.

40232236 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (40232233) 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 3 ways as a sum of consecutive naturals, for example, 457141 + ... + 457228.

It is an arithmetic number, because the mean of its divisors is an integer number (6400590).

Almost surely, 2^40232236 is an apocalyptic number.

It is an amenable number.

40232236 is a deficient number, since it is larger than the sum of its proper divisors (36574844).

40232236 is a wasteful number, since it uses less digits than its factorization.

40232236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914384 (or 914382 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 40232236 is about 6342.8886163955. Note that the first 3 decimals coincide. The cubic root of 40232236 is about 342.6557758369.

The spelling of 40232236 in words is "forty million, two hundred thirty-two thousand, two hundred thirty-six".