41666739 has 8 divisors (see below), whose sum is σ = 55637712. Its totient is φ = 27736800.

The previous prime is 41666717. The next prime is 41666749. The reversal of 41666739 is 93766614.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 41666739 - 2⁹ = 41666227 is a prime.

It is a super-2 number, since 2×41666739² = 3472234277788242, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 41666739.

It is not an unprimeable number, because it can be changed into a prime (41666749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7804 + ... + 12009.

It is an arithmetic number, because the mean of its divisors is an integer number (6954714).

Almost surely, 2^41666739 is an apocalyptic number.

41666739 is a deficient number, since it is larger than the sum of its proper divisors (13970973).

41666739 is a wasteful number, since it uses less digits than its factorization.

41666739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20517.

The product of its digits is 163296, while the sum is 42.

The square root of 41666739 is about 6454.9778465925. The cubic root of 41666739 is about 346.6808377877.

The spelling of 41666739 in words is "forty-one million, six hundred sixty-six thousand, seven hundred thirty-nine".