40825641 has 8 divisors (see below), whose sum is σ = 54661024. Its totient is φ = 27103680.

The previous prime is 40825637. The next prime is 40825663. The reversal of 40825641 is 14652804.

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

It is not a de Polignac number, because 40825641 - 2² = 40825637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40825599 and 40825608.

It is not an unprimeable number, because it can be changed into a prime (40825601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27511 + ... + 28956.

It is an arithmetic number, because the mean of its divisors is an integer number (6832628).

Almost surely, 2^40825641 is an apocalyptic number.

It is an amenable number.

40825641 is a deficient number, since it is larger than the sum of its proper divisors (13835383).

40825641 is a wasteful number, since it uses less digits than its factorization.

40825641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56711.

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 40825641 is about 6389.4945809508. The cubic root of 40825641 is about 344.3322264764.

The spelling of 40825641 in words is "forty million, eight hundred twenty-five thousand, six hundred forty-one".