679414890 has 96 divisors (see below), whose sum is σ = 2069302464. Its totient is φ = 141173760.

The previous prime is 679414861. The next prime is 679414919. The reversal of 679414890 is 98414976.

679414890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (679414861) and next prime (679414919).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4839 + ... + 37178.

It is an arithmetic number, because the mean of its divisors is an integer number (21555234).

Almost surely, 2^679414890 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 679414890, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1034651232).

679414890 is an abundant number, since it is smaller than the sum of its proper divisors (1389887574).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

679414890 is a wasteful number, since it uses less digits than its factorization.

679414890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42052 (or 42045 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 48.

The square root of 679414890 is about 26065.5882342985. The cubic root of 679414890 is about 879.1136435257.

The spelling of 679414890 in words is "six hundred seventy-nine million, four hundred fourteen thousand, eight hundred ninety".