1679046290 has 8 divisors (see below), whose sum is σ = 3022283340. Its totient is φ = 671618512.

The previous prime is 1679046217. The next prime is 1679046301. The reversal of 1679046290 is 926409761.

It can be written as a sum of positive squares in 2 ways, for example, as 1637739961 + 41306329 = 40469^2 + 6427^2 .

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

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, 83952305 + ... + 83952324.

Almost surely, 2^1679046290 is an apocalyptic number.

1679046290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1679046290 is a deficient number, since it is larger than the sum of its proper divisors (1343237050).

1679046290 is a wasteful number, since it uses less digits than its factorization.

1679046290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167904636.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 1679046290 is about 40976.1673415169. The cubic root of 1679046290 is about 1188.5593964718.

The spelling of 1679046290 in words is "one billion, six hundred seventy-nine million, forty-six thousand, two hundred ninety".