40063925 has 12 divisors (see below), whose sum is σ = 54195936. Its totient is φ = 29137200.

The previous prime is 40063901. The next prime is 40063927. The reversal of 40063925 is 52936004.

It is not a de Polignac number, because 40063925 - 2⁸ = 40063669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40063927) 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, 72569 + ... + 73118.

It is an arithmetic number, because the mean of its divisors is an integer number (4516328).

Almost surely, 2^40063925 is an apocalyptic number.

It is an amenable number.

40063925 is a deficient number, since it is larger than the sum of its proper divisors (14132011).

40063925 is a wasteful number, since it uses less digits than its factorization.

40063925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145708 (or 145703 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 40063925 is about 6329.6070178171. The cubic root of 40063925 is about 342.1772760580.

Adding to 40063925 its reverse (52936004), we get a palindrome (92999929).

The spelling of 40063925 in words is "forty million, sixty-three thousand, nine hundred twenty-five".