1674479879 has 8 divisors (see below), whose sum is σ = 1773363840. Its totient is φ = 1577769336.

The previous prime is 1674479869. The next prime is 1674479903. The reversal of 1674479879 is 9789744761.

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

It is a cyclic number.

It is not a de Polignac number, because 1674479879 - 2¹² = 1674475783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1674479869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 541769 + ... + 544850.

It is an arithmetic number, because the mean of its divisors is an integer number (221670480).

Almost surely, 2^1674479879 is an apocalyptic number.

1674479879 is a deficient number, since it is larger than the sum of its proper divisors (98883961).

1674479879 is a wasteful number, since it uses less digits than its factorization.

1674479879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086709.

The product of its digits is 21337344, while the sum is 62.

The square root of 1674479879 is about 40920.4090766454. The cubic root of 1674479879 is about 1187.4809313872.

The spelling of 1674479879 in words is "one billion, six hundred seventy-four million, four hundred seventy-nine thousand, eight hundred seventy-nine".