40925861 has 8 divisors (see below), whose sum is σ = 41913984. Its totient is φ = 39942720.

The previous prime is 40925839. The next prime is 40925869. The reversal of 40925861 is 16852904.

40925861 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40925861 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40925869) 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 7 ways as a sum of consecutive naturals, for example, 19346 + ... + 21356.

It is an arithmetic number, because the mean of its divisors is an integer number (5239248).

Almost surely, 2^40925861 is an apocalyptic number.

It is an amenable number.

40925861 is a deficient number, since it is larger than the sum of its proper divisors (988123).

40925861 is a wasteful number, since it uses less digits than its factorization.

40925861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2491.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 40925861 is about 6397.3323346532. The cubic root of 40925861 is about 344.6137552367.

The spelling of 40925861 in words is "forty million, nine hundred twenty-five thousand, eight hundred sixty-one".