41425639 has 4 divisors (see below), whose sum is σ = 41438520. Its totient is φ = 41412760.

The previous prime is 41425633. The next prime is 41425661. The reversal of 41425639 is 93652414.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 41425639 - 2¹³ = 41417447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41425633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2892 + ... + 9550.

It is an arithmetic number, because the mean of its divisors is an integer number (10359630).

Almost surely, 2^41425639 is an apocalyptic number.

41425639 is a deficient number, since it is larger than the sum of its proper divisors (12881).

41425639 is an equidigital number, since it uses as much as digits as its factorization.

41425639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12880.

The product of its digits is 25920, while the sum is 34.

The square root of 41425639 is about 6436.2752427161. The cubic root of 41425639 is about 346.0108670448.

The spelling of 41425639 in words is "forty-one million, four hundred twenty-five thousand, six hundred thirty-nine".