679827461 has 4 divisors (see below), whose sum is σ = 681018624. Its totient is φ = 678636300.

The previous prime is 679827457. The next prime is 679827487. The reversal of 679827461 is 164728976.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 679827461 - 2² = 679827457 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 (679827431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 594725 + ... + 595866.

It is an arithmetic number, because the mean of its divisors is an integer number (170254656).

Almost surely, 2^679827461 is an apocalyptic number.

It is an amenable number.

679827461 is a deficient number, since it is larger than the sum of its proper divisors (1191163).

679827461 is a wasteful number, since it uses less digits than its factorization.

679827461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191162.

The product of its digits is 1016064, while the sum is 50.

The square root of 679827461 is about 26073.5011266228. The cubic root of 679827461 is about 879.2915531800.

The spelling of 679827461 in words is "six hundred seventy-nine million, eight hundred twenty-seven thousand, four hundred sixty-one".