40241525 has 12 divisors (see below), whose sum is σ = 52526400. Its totient is φ = 30498480.

The previous prime is 40241521. The next prime is 40241543. The reversal of 40241525 is 52514204.

It is a happy number.

It is not a de Polignac number, because 40241525 - 2² = 40241521 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40241525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40241521) 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, 41885 + ... + 42834.

It is an arithmetic number, because the mean of its divisors is an integer number (4377200).

Almost surely, 2^40241525 is an apocalyptic number.

It is an amenable number.

40241525 is a deficient number, since it is larger than the sum of its proper divisors (12284875).

40241525 is a wasteful number, since it uses less digits than its factorization.

40241525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84748 (or 84743 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 40241525 is about 6343.6208114924. The cubic root of 40241525 is about 342.6821451109.

Adding to 40241525 its reverse (52514204), we get a palindrome (92755729).

The spelling of 40241525 in words is "forty million, two hundred forty-one thousand, five hundred twenty-five".