1679634675 has 72 divisors (see below), whose sum is σ = 3178992960. Its totient is φ = 845380800.

The previous prime is 1679634661. The next prime is 1679634689. The reversal of 1679634675 is 5764369761.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1679634661) and next prime (1679634689).

It is not a de Polignac number, because 1679634675 - 2⁸ = 1679634419 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1414432 + ... + 1415618.

It is an arithmetic number, because the mean of its divisors is an integer number (44152680).

Almost surely, 2^1679634675 is an apocalyptic number.

1679634675 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1679634675 is a deficient number, since it is larger than the sum of its proper divisors (1499358285).

1679634675 is a wasteful number, since it uses less digits than its factorization.

1679634675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1553 (or 1545 counting only the distinct ones).

The product of its digits is 5715360, while the sum is 54.

The square root of 1679634675 is about 40983.3463128623. The cubic root of 1679634675 is about 1188.6982151278.

The spelling of 1679634675 in words is "one billion, six hundred seventy-nine million, six hundred thirty-four thousand, six hundred seventy-five".