416420673 has 4 divisors (see below), whose sum is σ = 555227568. Its totient is φ = 277613780.

The previous prime is 416420671. The next prime is 416420713. The reversal of 416420673 is 376024614.

It is a happy number.

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 416420673 - 2¹ = 416420671 is a prime.

It is not an unprimeable number, because it can be changed into a prime (416420671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69403443 + ... + 69403448.

It is an arithmetic number, because the mean of its divisors is an integer number (138806892).

Almost surely, 2^416420673 is an apocalyptic number.

It is an amenable number.

416420673 is a deficient number, since it is larger than the sum of its proper divisors (138806895).

416420673 is a wasteful number, since it uses less digits than its factorization.

416420673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138806894.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 416420673 is about 20406.3880439435. The cubic root of 416420673 is about 746.7537758658.

The spelling of 416420673 in words is "four hundred sixteen million, four hundred twenty thousand, six hundred seventy-three".