40047059 has 4 divisors (see below), whose sum is σ = 43127616. Its totient is φ = 36966504.

The previous prime is 40047031. The next prime is 40047083. The reversal of 40047059 is 95074004.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40047059 - 2²⁴ = 23269843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40047859) 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, 1540259 + ... + 1540284.

It is an arithmetic number, because the mean of its divisors is an integer number (10781904).

Almost surely, 2^40047059 is an apocalyptic number.

40047059 is a deficient number, since it is larger than the sum of its proper divisors (3080557).

40047059 is a wasteful number, since it uses less digits than its factorization.

40047059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3080556.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 40047059 is about 6328.2745673683. The cubic root of 40047059 is about 342.1292530383.

The spelling of 40047059 in words is "forty million, forty-seven thousand, fifty-nine".