40719745 has 8 divisors (see below), whose sum is σ = 53305920. Its totient is φ = 29614320.

The previous prime is 40719737. The next prime is 40719761. The reversal of 40719745 is 54791704.

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

It is not a de Polignac number, because 40719745 - 2³ = 40719737 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370125 + ... + 370234.

It is an arithmetic number, because the mean of its divisors is an integer number (6663240).

Almost surely, 2^40719745 is an apocalyptic number.

It is an amenable number.

40719745 is a deficient number, since it is larger than the sum of its proper divisors (12586175).

40719745 is a wasteful number, since it uses less digits than its factorization.

40719745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740375.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 40719745 is about 6381.2024728886. The cubic root of 40719745 is about 344.0342521555.

The spelling of 40719745 in words is "forty million, seven hundred nineteen thousand, seven hundred forty-five".