2147483649 has 4 divisors (see below), whose sum is σ = 2863311536. Its totient is φ = 1431655764.

The previous prime is 2147483647. The next prime is 2147483659. The reversal of 2147483649 is 9463847412.

2147483649 is nontrivially palindromic in base 2.

It is a Cunningham number, because it is equal to 2³¹+1.

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 not a de Polignac number, because 2147483649 - 2¹ = 2147483647 is a prime.

It is a super-2 number, since 2×2147483649² = 9223372045444710402, 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 = 2147483598 and 2147483607.

It is not an unprimeable number, because it can be changed into a prime (2147483647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (2) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 357913939 + ... + 357913944.

It is an arithmetic number, because the mean of its divisors is an integer number (715827884).

It is a Proth number, since it is equal to 1 ⋅ 2³¹ + 1 and 1 < 2³¹.

Almost surely, 2^2147483649 is an apocalyptic number.

It is an amenable number.

2147483649 is a deficient number, since it is larger than the sum of its proper divisors (715827887).

2147483649 is an equidigital number, since it uses as much as digits as its factorization.

2147483649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715827886.

The product of its digits is 1161216, while the sum is 48.

The square root of 2147483649 is about 46340.9500226312. The cubic root of 2147483649 is about 1290.1591552926.

The spelling of 2147483649 in words is "two billion, one hundred forty-seven million, four hundred eighty-three thousand, six hundred forty-nine".