2449591869 has 8 divisors (see below), whose sum is σ = 3310864192. Its totient is φ = 1610690400.

The previous prime is 2449591861. The next prime is 2449591871. The reversal of 2449591869 is 9681959442.

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

It is not a de Polignac number, because 2449591869 - 2³ = 2449591861 is a prime.

It is a super-2 number, since 2×2449591869² = 12001000649341826322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2449591861) 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, 5592457 + ... + 5592894.

It is an arithmetic number, because the mean of its divisors is an integer number (413858024).

Almost surely, 2^2449591869 is an apocalyptic number.

It is an amenable number.

2449591869 is a deficient number, since it is larger than the sum of its proper divisors (861272323).

2449591869 is a wasteful number, since it uses less digits than its factorization.

2449591869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11185427.

The product of its digits is 5598720, while the sum is 57.

The square root of 2449591869 is about 49493.3517656665. The cubic root of 2449591869 is about 1348.0248884113.

The spelling of 2449591869 in words is "two billion, four hundred forty-nine million, five hundred ninety-one thousand, eight hundred sixty-nine".