41622729 has 4 divisors (see below), whose sum is σ = 55496976. Its totient is φ = 27748484.

The previous prime is 41622689. The next prime is 41622731. The reversal of 41622729 is 92722614.

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 41622729 - 2⁸ = 41622473 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41622729.

It is not an unprimeable number, because it can be changed into a prime (41622769) 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, 6937119 + ... + 6937124.

It is an arithmetic number, because the mean of its divisors is an integer number (13874244).

Almost surely, 2^41622729 is an apocalyptic number.

It is an amenable number.

41622729 is a deficient number, since it is larger than the sum of its proper divisors (13874247).

41622729 is a wasteful number, since it uses less digits than its factorization.

41622729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13874246.

The product of its digits is 12096, while the sum is 33.

The square root of 41622729 is about 6451.5679489563. The cubic root of 41622729 is about 346.5587356105.

The spelling of 41622729 in words is "forty-one million, six hundred twenty-two thousand, seven hundred twenty-nine".