40034252 has 24 divisors (see below), whose sum is σ = 74443824. Its totient is φ = 18772992.

The previous prime is 40034251. The next prime is 40034287. The reversal of 40034252 is 25243004.

It is not an unprimeable number, because it can be changed into a prime (40034251) 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, 22043 + ... + 23789.

It is an arithmetic number, because the mean of its divisors is an integer number (3101826).

Almost surely, 2^40034252 is an apocalyptic number.

It is an amenable number.

40034252 is a deficient number, since it is larger than the sum of its proper divisors (34409572).

40034252 is a wasteful number, since it uses less digits than its factorization.

40034252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2105 (or 2103 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 40034252 is about 6327.2625992604. The cubic root of 40034252 is about 342.0927783124.

Adding to 40034252 its reverse (25243004), we get a palindrome (65277256).

The spelling of 40034252 in words is "forty million, thirty-four thousand, two hundred fifty-two".