671726942 has 16 divisors (see below), whose sum is σ = 1043364240. Its totient is φ = 323961792.

The previous prime is 671726927. The next prime is 671726959. The reversal of 671726942 is 249627176.

671726942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 671726893 and 671726902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59978 + ... + 70290.

It is an arithmetic number, because the mean of its divisors is an integer number (65210265).

Almost surely, 2^671726942 is an apocalyptic number.

671726942 is a deficient number, since it is larger than the sum of its proper divisors (371637298).

671726942 is a wasteful number, since it uses less digits than its factorization.

671726942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11467.

The product of its digits is 254016, while the sum is 44.

The square root of 671726942 is about 25917.6955379910. The cubic root of 671726942 is about 875.7851747288.

The spelling of 671726942 in words is "six hundred seventy-one million, seven hundred twenty-six thousand, nine hundred forty-two".