1679959850 has 24 divisors (see below), whose sum is σ = 3232477260. Its totient is φ = 648811520.

The previous prime is 1679959837. The next prime is 1679959949. The reversal of 1679959850 is 589599761.

It can be written as a sum of positive squares in 6 ways, for example, as 1124462089 + 555497761 = 33533^2 + 23569^2 .

It is a super-2 number, since 2×1679959850² = 5644530195224045000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1679959850.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 577847 + ... + 580746.

Almost surely, 2^1679959850 is an apocalyptic number.

1679959850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1679959850 is a deficient number, since it is larger than the sum of its proper divisors (1552517410).

1679959850 is a wasteful number, since it uses less digits than its factorization.

1679959850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1158634 (or 1158629 counting only the distinct ones).

The product of its (nonzero) digits is 6123600, while the sum is 59.

The square root of 1679959850 is about 40987.3132810630. The cubic root of 1679959850 is about 1188.7749202999.

The spelling of 1679959850 in words is "one billion, six hundred seventy-nine million, nine hundred fifty-nine thousand, eight hundred fifty".