2805724941 has 4 divisors (see below), whose sum is σ = 3740966592. Its totient is φ = 1870483292.

The previous prime is 2805724919. The next prime is 2805724949. The reversal of 2805724941 is 1494275082.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2805724941 - 2⁶ = 2805724877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2805724893 and 2805724902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2805724949) 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, 467620821 + ... + 467620826.

It is an arithmetic number, because the mean of its divisors is an integer number (935241648).

Almost surely, 2^2805724941 is an apocalyptic number.

It is an amenable number.

2805724941 is a deficient number, since it is larger than the sum of its proper divisors (935241651).

2805724941 is an equidigital number, since it uses as much as digits as its factorization.

2805724941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935241650.

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 2805724941 is about 52969.0942059613. The cubic root of 2805724941 is about 1410.4196964995.

The spelling of 2805724941 in words is "two billion, eight hundred five million, seven hundred twenty-four thousand, nine hundred forty-one".