40607073 has 12 divisors (see below), whose sum is σ = 63166740. Its totient is φ = 24988896.

The previous prime is 40607041. The next prime is 40607081. The reversal of 40607073 is 37070604.

It can be written as a sum of positive squares in 2 ways, for example, as 24830289 + 15776784 = 4983^2 + 3972^2 .

It is not a de Polignac number, because 40607073 - 2⁵ = 40607041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40607023) 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, 173418 + ... + 173651.

It is an arithmetic number, because the mean of its divisors is an integer number (5263895).

Almost surely, 2^40607073 is an apocalyptic number.

It is an amenable number.

40607073 is a deficient number, since it is larger than the sum of its proper divisors (22559667).

40607073 is a wasteful number, since it uses less digits than its factorization.

40607073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347088 (or 347085 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 40607073 is about 6372.3679272308. The cubic root of 40607073 is about 343.7166434630.

Adding to 40607073 its reverse (37070604), we get a palindrome (77677677).

The spelling of 40607073 in words is "forty million, six hundred seven thousand, seventy-three".