40014242 has 16 divisors (see below), whose sum is σ = 63635712. Its totient is φ = 18837360.

The previous prime is 40014239. The next prime is 40014253. The reversal of 40014242 is 24241004.

It is a super-2 number, since 2×40014242² = 3202279125669128, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40014242.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6428 + ... + 11015.

It is an arithmetic number, because the mean of its divisors is an integer number (3977232).

Almost surely, 2^40014242 is an apocalyptic number.

40014242 is a deficient number, since it is larger than the sum of its proper divisors (23621470).

40014242 is a wasteful number, since it uses less digits than its factorization.

40014242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17513.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 40014242 is about 6325.6811490937. The cubic root of 40014242 is about 342.0357736481.

Adding to 40014242 its reverse (24241004), we get a palindrome (64255246).

The spelling of 40014242 in words is "forty million, fourteen thousand, two hundred forty-two".