679338465 has 64 divisors (see below), whose sum is σ = 1230114816. Its totient is φ = 317636352.

The previous prime is 679338461. The next prime is 679338497. The reversal of 679338465 is 564833976.

It is not a de Polignac number, because 679338465 - 2² = 679338461 is a prime.

It is a super-3 number, since 3×679338465³ (a number of 27 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (679338461) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 748542 + ... + 749448.

It is an arithmetic number, because the mean of its divisors is an integer number (19220544).

Almost surely, 2^679338465 is an apocalyptic number.

679338465 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

679338465 is a deficient number, since it is larger than the sum of its proper divisors (550776351).

679338465 is a wasteful number, since it uses less digits than its factorization.

679338465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1118.

The product of its digits is 3265920, while the sum is 51.

The square root of 679338465 is about 26064.1221797320. The cubic root of 679338465 is about 879.0806794854.

The spelling of 679338465 in words is "six hundred seventy-nine million, three hundred thirty-eight thousand, four hundred sixty-five".