40211232 has 24 divisors (see below), whose sum is σ = 105554736. Its totient is φ = 13403712.

The previous prime is 40211209. The next prime is 40211233. The reversal of 40211232 is 23211204.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (40211233) 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, 209338 + ... + 209529.

It is an arithmetic number, because the mean of its divisors is an integer number (4398114).

Almost surely, 2^40211232 is an apocalyptic number.

It is an amenable number.

40211232 is an abundant number, since it is smaller than the sum of its proper divisors (65343504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40211232 is a wasteful number, since it uses less digits than its factorization.

40211232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418880 (or 418872 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 40211232 is about 6341.2326877351. The cubic root of 40211232 is about 342.5961354799.

Adding to 40211232 its reverse (23211204), we get a palindrome (63422436).

It can be divided in two parts, 4021 and 1232, that added together give a triangular number (5253 = T₁₀₂).

The spelling of 40211232 in words is "forty million, two hundred eleven thousand, two hundred thirty-two".