40402014 has 8 divisors (see below), whose sum is σ = 80804040. Its totient is φ = 13467336.

The previous prime is 40402009. The next prime is 40402027. The reversal of 40402014 is 41020404.

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

40402014 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40401984 and 40402002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3366829 + ... + 3366840.

It is an arithmetic number, because the mean of its divisors is an integer number (10100505).

Almost surely, 2^40402014 is an apocalyptic number.

40402014 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.

40402014 is a wasteful number, since it uses less digits than its factorization.

40402014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6733674.

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

The square root of 40402014 is about 6356.2578613521. The cubic root of 40402014 is about 343.1370960995.

Adding to 40402014 its reverse (41020404), we get a palindrome (81422418).

The spelling of 40402014 in words is "forty million, four hundred two thousand, fourteen".