40134232 has 32 divisors (see below), whose sum is σ = 80319600. Its totient is φ = 18745344.

The previous prime is 40134221. The next prime is 40134271. The reversal of 40134232 is 23243104.

It is a super-2 number, since 2×40134232² = 3221513156459648, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9288 + ... + 12904.

Almost surely, 2^40134232 is an apocalyptic number.

It is an amenable number.

40134232 is an abundant number, since it is smaller than the sum of its proper divisors (40185368).

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

40134232 is a wasteful number, since it uses less digits than its factorization.

40134232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3715 (or 3711 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 40134232 is about 6335.1584037023. The cubic root of 40134232 is about 342.3773180232.

Adding to 40134232 its reverse (23243104), we get a palindrome (63377336).

The spelling of 40134232 in words is "forty million, one hundred thirty-four thousand, two hundred thirty-two".