416673561 has 8 divisors (see below), whose sum is σ = 563175520. Its totient is φ = 273976992.

The previous prime is 416673541. The next prime is 416673617. The reversal of 416673561 is 165376614.

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

It is not a de Polignac number, because 416673561 - 2¹³ = 416665369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (416673541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 951091 + ... + 951528.

It is an arithmetic number, because the mean of its divisors is an integer number (70396940).

Almost surely, 2^416673561 is an apocalyptic number.

It is an amenable number.

416673561 is a deficient number, since it is larger than the sum of its proper divisors (146501959).

416673561 is a wasteful number, since it uses less digits than its factorization.

416673561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1902695.

The product of its digits is 90720, while the sum is 39.

The square root of 416673561 is about 20412.5833984824. The cubic root of 416673561 is about 746.9049105766.

The spelling of 416673561 in words is "four hundred sixteen million, six hundred seventy-three thousand, five hundred sixty-one".