79001340 has 48 divisors (see below), whose sum is σ = 241315200. Its totient is φ = 19151680.

The previous prime is 79001333. The next prime is 79001341. The reversal of 79001340 is 4310097.

It is a self number, because there is not a number n which added to its sum of digits gives 79001340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79001341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59190 + ... + 60509.

It is an arithmetic number, because the mean of its divisors is an integer number (5027400).

Almost surely, 2^79001340 is an apocalyptic number.

It is an amenable number.

79001340 is an abundant number, since it is smaller than the sum of its proper divisors (162313860).

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

79001340 is a wasteful number, since it uses less digits than its factorization.

79001340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119722 (or 119720 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 79001340 is about 8888.2697978853. The cubic root of 79001340 is about 429.0864687337.

The spelling of 79001340 in words is "seventy-nine million, one thousand, three hundred forty".