679767469 has 8 divisors (see below), whose sum is σ = 697375008. Its totient is φ = 662368560.

The previous prime is 679767467. The next prime is 679767499. The reversal of 679767469 is 964767976.

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 679767469 - 2¹ = 679767467 is a prime.

It is a super-2 number, since 2×679767469² = 924167623821331922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (61).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (679767463) 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, 45547 + ... + 58600.

It is an arithmetic number, because the mean of its divisors is an integer number (87171876).

Almost surely, 2^679767469 is an apocalyptic number.

It is an amenable number.

679767469 is a deficient number, since it is larger than the sum of its proper divisors (17607539).

679767469 is a wasteful number, since it uses less digits than its factorization.

679767469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104315.

The product of its digits is 24004512, while the sum is 61.

The square root of 679767469 is about 26072.3506611890. The cubic root of 679767469 is about 879.2656877883.

The spelling of 679767469 in words is "six hundred seventy-nine million, seven hundred sixty-seven thousand, four hundred sixty-nine".