79571441 has 4 divisors (see below), whose sum is σ = 84252132. Its totient is φ = 74890752.

The previous prime is 79571431. The next prime is 79571473. The reversal of 79571441 is 14417597.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 62473216 + 17098225 = 7904^2 + 4135^2 .

It is a cyclic number.

It is not a de Polignac number, because 79571441 - 2¹⁰ = 79570417 is a prime.

It is a super-2 number, since 2×79571441² = 12663228445632962, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 79571395 and 79571404.

It is not an unprimeable number, because it can be changed into a prime (79571431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2340320 + ... + 2340353.

It is an arithmetic number, because the mean of its divisors is an integer number (21063033).

Almost surely, 2^79571441 is an apocalyptic number.

It is an amenable number.

79571441 is a deficient number, since it is larger than the sum of its proper divisors (4680691).

79571441 is a wasteful number, since it uses less digits than its factorization.

79571441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4680690.

The product of its digits is 35280, while the sum is 38.

The square root of 79571441 is about 8920.2825627891. The cubic root of 79571441 is about 430.1161413338.

The spelling of 79571441 in words is "seventy-nine million, five hundred seventy-one thousand, four hundred forty-one".