41326509 has 16 divisors (see below), whose sum is σ = 63145088. Its totient is φ = 23550912.

The previous prime is 41326499. The next prime is 41326513. The reversal of 41326509 is 90562314.

It is not a de Polignac number, because 41326509 - 2⁵ = 41326477 is a prime.

It is a super-2 number, since 2×41326509² = 3415760692254162, which contains 22 as substring.

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 (41326589) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5859 + ... + 10815.

It is an arithmetic number, because the mean of its divisors is an integer number (3946568).

Almost surely, 2^41326509 is an apocalyptic number.

It is an amenable number.

41326509 is a deficient number, since it is larger than the sum of its proper divisors (21818579).

41326509 is a wasteful number, since it uses less digits than its factorization.

41326509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5364.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 41326509 is about 6428.5697476188. The cubic root of 41326509 is about 345.7346495936.

The spelling of 41326509 in words is "forty-one million, three hundred twenty-six thousand, five hundred nine".