79800672 has 48 divisors (see below), whose sum is σ = 239404032. Its totient is φ = 22800000.

The previous prime is 79800671. The next prime is 79800673. The reversal of 79800672 is 27600897.

It is an interprime number because it is at equal distance from previous prime (79800671) and next prime (79800673).

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 79800672.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79800671) 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, 58704 + ... + 60047.

It is an arithmetic number, because the mean of its divisors is an integer number (4987584).

Almost surely, 2^79800672 is an apocalyptic number.

It is an amenable number.

79800672 is an abundant number, since it is smaller than the sum of its proper divisors (159603360).

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

79800672 is a wasteful number, since it uses less digits than its factorization.

79800672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118771 (or 118763 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 39.

The square root of 79800672 is about 8933.1221865594. The cubic root of 79800672 is about 430.5287744097.

The spelling of 79800672 in words is "seventy-nine million, eight hundred thousand, six hundred seventy-two".