41809427 has 4 divisors (see below), whose sum is σ = 45610296. Its totient is φ = 38008560.

The previous prime is 41809399. The next prime is 41809433. The reversal of 41809427 is 72490814.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 41809427 - 2¹⁴ = 41793043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41809487) 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, 1900418 + ... + 1900439.

It is an arithmetic number, because the mean of its divisors is an integer number (11402574).

Almost surely, 2^41809427 is an apocalyptic number.

41809427 is a deficient number, since it is larger than the sum of its proper divisors (3800869).

41809427 is a wasteful number, since it uses less digits than its factorization.

41809427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3800868.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 41809427 is about 6466.0209557347. The cubic root of 41809427 is about 347.0761237868.

The spelling of 41809427 in words is "forty-one million, eight hundred nine thousand, four hundred twenty-seven".