41690725 has 6 divisors (see below), whose sum is σ = 51696530. Its totient is φ = 33352560.

The previous prime is 41690717. The next prime is 41690729. The reversal of 41690725 is 52709614.

41690725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 101124 + 41589601 = 318^2 + 6449^2 .

It is not a de Polignac number, because 41690725 - 2³ = 41690717 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41690729) 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 5 ways as a sum of consecutive naturals, for example, 833790 + ... + 833839.

Almost surely, 2^41690725 is an apocalyptic number.

It is an amenable number.

41690725 is a deficient number, since it is larger than the sum of its proper divisors (10005805).

41690725 is a wasteful number, since it uses less digits than its factorization.

41690725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1667639 (or 1667634 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 41690725 is about 6456.8355252399. The cubic root of 41690725 is about 346.7473488038.

The spelling of 41690725 in words is "forty-one million, six hundred ninety thousand, seven hundred twenty-five".