2449290345 has 16 divisors (see below), whose sum is σ = 3921849600. Its totient is φ = 1305293184.

The previous prime is 2449290343. The next prime is 2449290353. The reversal of 2449290345 is 5430929442.

It is not a de Polignac number, because 2449290345 - 2¹ = 2449290343 is a prime.

It is a super-2 number, since 2×2449290345² = 11998046388220438050, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2449290297 and 2449290306.

It is not an unprimeable number, because it can be changed into a prime (2449290341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41620 + ... + 81429.

It is an arithmetic number, because the mean of its divisors is an integer number (245115600).

Almost surely, 2^2449290345 is an apocalyptic number.

It is an amenable number.

2449290345 is a deficient number, since it is larger than the sum of its proper divisors (1472559255).

2449290345 is a wasteful number, since it uses less digits than its factorization.

2449290345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124384.

The product of its (nonzero) digits is 311040, while the sum is 42.

The square root of 2449290345 is about 49490.3055658378. The cubic root of 2449290345 is about 1347.9695759951.

The spelling of 2449290345 in words is "two billion, four hundred forty-nine million, two hundred ninety thousand, three hundred forty-five".