416665741 has 4 divisors (see below), whose sum is σ = 417285532. Its totient is φ = 416045952.

The previous prime is 416665721. The next prime is 416665747. The reversal of 416665741 is 147566614.

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 105884100 + 310781641 = 10290^2 + 17629^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-416665741 is a prime.

It is a super-2 number, since 2×416665741² = 347220679446158162, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 416665694 and 416665703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (416665747) 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, 308886 + ... + 310231.

It is an arithmetic number, because the mean of its divisors is an integer number (104321383).

Almost surely, 2^416665741 is an apocalyptic number.

It is an amenable number.

416665741 is a deficient number, since it is larger than the sum of its proper divisors (619791).

416665741 is an equidigital number, since it uses as much as digits as its factorization.

416665741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619790.

The product of its digits is 120960, while the sum is 40.

The square root of 416665741 is about 20412.3918490705. The cubic root of 416665741 is about 746.9002379875.

The spelling of 416665741 in words is "four hundred sixteen million, six hundred sixty-five thousand, seven hundred forty-one".