40024525 has 6 divisors (see below), whose sum is σ = 49630442. Its totient is φ = 32019600.

The previous prime is 40024519. The next prime is 40024541. The reversal of 40024525 is 52542004.

It can be written as a sum of positive squares in 3 ways, for example, as 561001 + 39463524 = 749^2 + 6282^2 .

It is not a de Polignac number, because 40024525 - 2⁵ = 40024493 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40024496 and 40024505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 800466 + ... + 800515.

Almost surely, 2^40024525 is an apocalyptic number.

It is an amenable number.

40024525 is a deficient number, since it is larger than the sum of its proper divisors (9605917).

40024525 is a wasteful number, since it uses less digits than its factorization.

40024525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1600991 (or 1600986 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 40024525 is about 6326.4938947256. The cubic root of 40024525 is about 342.0650703222.

Adding to 40024525 its reverse (52542004), we get a palindrome (92566529).

The spelling of 40024525 in words is "forty million, twenty-four thousand, five hundred twenty-five".