1679493476 has 12 divisors (see below), whose sum is σ = 2943459708. Its totient is φ = 838504992.

The previous prime is 1679493437. The next prime is 1679493577. The reversal of 1679493476 is 6743949761.

It can be written as a sum of positive squares in 2 ways, for example, as 1662519076 + 16974400 = 40774^2 + 4120^2 .

It is a super-3 number, since 3×1679493476³ (a number of 29 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307391 + ... + 312806.

It is an arithmetic number, because the mean of its divisors is an integer number (245288309).

Almost surely, 2^1679493476 is an apocalyptic number.

It is an amenable number.

1679493476 is a deficient number, since it is larger than the sum of its proper divisors (1263966232).

1679493476 is a wasteful number, since it uses less digits than its factorization.

1679493476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620878 (or 620876 counting only the distinct ones).

The product of its digits is 6858432, while the sum is 56.

The square root of 1679493476 is about 40981.6236379185. The cubic root of 1679493476 is about 1188.6649047687.

The spelling of 1679493476 in words is "one billion, six hundred seventy-nine million, four hundred ninety-three thousand, four hundred seventy-six".