40504014 has 12 divisors (see below), whose sum is σ = 87758736. Its totient is φ = 13501332.

The previous prime is 40504003. The next prime is 40504019. The reversal of 40504014 is 41040504.

It is a super-2 number, since 2×40504014² = 3281150300224392, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 2250223 = 40504014 / (4 + 0 + 5 + 0 + 4 + 0 + 1 + 4).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40504019) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1125094 + ... + 1125129.

It is an arithmetic number, because the mean of its divisors is an integer number (7313228).

Almost surely, 2^40504014 is an apocalyptic number.

40504014 is an abundant number, since it is smaller than the sum of its proper divisors (47254722).

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

40504014 is a wasteful number, since it uses less digits than its factorization.

40504014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2250231 (or 2250228 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 40504014 is about 6364.2763924896. The cubic root of 40504014 is about 343.4256177813.

Adding to 40504014 its reverse (41040504), we get a palindrome (81544518).

The spelling of 40504014 in words is "forty million, five hundred four thousand, fourteen".