40073814 has 24 divisors (see below), whose sum is σ = 94720392. Its totient is φ = 12143520.

The previous prime is 40073809. The next prime is 40073819. The reversal of 40073814 is 41837004.

It is an interprime number because it is at equal distance from previous prime (40073809) and next prime (40073819).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40073819) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100999 + ... + 101394.

It is an arithmetic number, because the mean of its divisors is an integer number (3946683).

Almost surely, 2^40073814 is an apocalyptic number.

40073814 is an abundant number, since it is smaller than the sum of its proper divisors (54646578).

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

40073814 is a wasteful number, since it uses less digits than its factorization.

40073814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202412 (or 202409 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 40073814 is about 6330.3881397589. The cubic root of 40073814 is about 342.2054270085.

The spelling of 40073814 in words is "forty million, seventy-three thousand, eight hundred fourteen".