40721714 has 8 divisors (see below), whose sum is σ = 66635568. Its totient is φ = 18509860.

The previous prime is 40721711. The next prime is 40721717. The reversal of 40721714 is 41712704.

It is an interprime number because it is at equal distance from previous prime (40721711) and next prime (40721717).

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40721711) 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, 925472 + ... + 925515.

It is an arithmetic number, because the mean of its divisors is an integer number (8329446).

Almost surely, 2^40721714 is an apocalyptic number.

40721714 is a deficient number, since it is larger than the sum of its proper divisors (25913854).

40721714 is a wasteful number, since it uses less digits than its factorization.

40721714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1851000.

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 40721714 is about 6381.3567522902. The cubic root of 40721714 is about 344.0397973156.

The spelling of 40721714 in words is "forty million, seven hundred twenty-one thousand, seven hundred fourteen".