40851525 has 72 divisors (see below), whose sum is σ = 80057376. Its totient is φ = 18220800.

The previous prime is 40851523. The next prime is 40851529. The reversal of 40851525 is 52515804.

40851525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40851525 - 2¹ = 40851523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40851492 and 40851501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40851523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 139279 + ... + 139571.

It is an arithmetic number, because the mean of its divisors is an integer number (1111908).

Almost surely, 2^40851525 is an apocalyptic number.

It is an amenable number.

40851525 is a deficient number, since it is larger than the sum of its proper divisors (39205851).

40851525 is a wasteful number, since it uses less digits than its factorization.

40851525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343 (or 325 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 30.

The square root of 40851525 is about 6391.5197723233. The cubic root of 40851525 is about 344.4049815081.

The spelling of 40851525 in words is "forty million, eight hundred fifty-one thousand, five hundred twenty-five".