41559997 has 4 divisors (see below), whose sum is σ = 41584060. Its totient is φ = 41535936.

The previous prime is 41559989. The next prime is 41560021. The reversal of 41559997 is 79995514.

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

It can be written as a sum of positive squares in 2 ways, for example, as 11737476 + 29822521 = 3426^2 + 5461^2 .

It is a cyclic number.

It is not a de Polignac number, because 41559997 - 2³ = 41559989 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 41559997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41559907) 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, 9222 + ... + 12967.

It is an arithmetic number, because the mean of its divisors is an integer number (10396015).

Almost surely, 2^41559997 is an apocalyptic number.

It is an amenable number.

41559997 is a deficient number, since it is larger than the sum of its proper divisors (24063).

41559997 is a wasteful number, since it uses less digits than its factorization.

41559997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24062.

The product of its digits is 510300, while the sum is 49.

The square root of 41559997 is about 6446.7043518375. The cubic root of 41559997 is about 346.3845418922.

It can be divided in two parts, 4 and 1559997, that added together give a square (1560001 = 1249²).

The spelling of 41559997 in words is "forty-one million, five hundred fifty-nine thousand, nine hundred ninety-seven".