41478621 has 4 divisors (see below), whose sum is σ = 55304832. Its totient is φ = 27652412.

The previous prime is 41478601. The next prime is 41478631. The reversal of 41478621 is 12687414.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 41478621 - 2⁶ = 41478557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41478601) 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, 6913101 + ... + 6913106.

It is an arithmetic number, because the mean of its divisors is an integer number (13826208).

Almost surely, 2^41478621 is an apocalyptic number.

It is an amenable number.

41478621 is a deficient number, since it is larger than the sum of its proper divisors (13826211).

41478621 is a wasteful number, since it uses less digits than its factorization.

41478621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13826210.

The product of its digits is 10752, while the sum is 33.

The square root of 41478621 is about 6440.3898173946. The cubic root of 41478621 is about 346.1583162918.

The spelling of 41478621 in words is "forty-one million, four hundred seventy-eight thousand, six hundred twenty-one".