79149 has 8 divisors (see below), whose sum is σ = 120640. Its totient is φ = 45216.

The previous prime is 79147. The next prime is 79151. The reversal of 79149 is 94197.

It is an interprime number because it is at equal distance from previous prime (79147) and next prime (79151).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 79149 - 2¹ = 79147 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79147) 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, 1864 + ... + 1905.

It is an arithmetic number, because the mean of its divisors is an integer number (15080).

2⁷⁹¹⁴⁹ is an apocalyptic number.

It is an amenable number.

79149 is a deficient number, since it is larger than the sum of its proper divisors (41491).

79149 is a wasteful number, since it uses less digits than its factorization.

79149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3779.

The product of its digits is 2268, while the sum is 30.

The square root of 79149 is about 281.3343206934. The cubic root of 79149 is about 42.9353634981.

The spelling of 79149 in words is "seventy-nine thousand, one hundred forty-nine".