1679447474 has 16 divisors (see below), whose sum is σ = 2580877728. Its totient is φ = 819202272.

The previous prime is 1679447467. The next prime is 1679447477. The reversal of 1679447474 is 4747449761.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1679447477) 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, 62309 + ... + 85095.

It is an arithmetic number, because the mean of its divisors is an integer number (161304858).

Almost surely, 2^1679447474 is an apocalyptic number.

1679447474 is a deficient number, since it is larger than the sum of its proper divisors (901430254).

1679447474 is a wasteful number, since it uses less digits than its factorization.

1679447474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23689.

The product of its digits is 4741632, while the sum is 53.

The square root of 1679447474 is about 40981.0623825201. The cubic root of 1679447474 is about 1188.6540520001.

The spelling of 1679447474 in words is "one billion, six hundred seventy-nine million, four hundred forty-seven thousand, four hundred seventy-four".