40014402 has 8 divisors (see below), whose sum is σ = 80028816. Its totient is φ = 13338132.

The previous prime is 40014391. The next prime is 40014407. The reversal of 40014402 is 20441004.

It is a sphenic number, since it is the product of 3 distinct primes.

40014402 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (40014407) 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, 3334528 + ... + 3334539.

It is an arithmetic number, because the mean of its divisors is an integer number (10003602).

Almost surely, 2^40014402 is an apocalyptic number.

40014402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40014402 is a wasteful number, since it uses less digits than its factorization.

40014402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6669072.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 40014402 is about 6325.6937959405. The cubic root of 40014402 is about 342.0362295329.

Adding to 40014402 its reverse (20441004), we get a palindrome (60455406).

The spelling of 40014402 in words is "forty million, fourteen thousand, four hundred two".