79849550 has 48 divisors (see below), whose sum is σ = 166020624. Its totient is φ = 28320000.

The previous prime is 79849543. The next prime is 79849577. The reversal of 79849550 is 5594897.

It is a junction number, because it is equal to n+sod(n) for n = 79849495 and 79849504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20780 + ... + 24320.

It is an arithmetic number, because the mean of its divisors is an integer number (3458763).

Almost surely, 2^79849550 is an apocalyptic number.

79849550 is an abundant number, since it is smaller than the sum of its proper divisors (86171074).

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

79849550 is a wasteful number, since it uses less digits than its factorization.

79849550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3605 (or 3600 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 47.

The square root of 79849550 is about 8935.8575413891. The cubic root of 79849550 is about 430.6166562534.

The spelling of 79849550 in words is "seventy-nine million, eight hundred forty-nine thousand, five hundred fifty".