2448670457 has 4 divisors (see below), whose sum is σ = 2448916980. Its totient is φ = 2448423936.

The previous prime is 2448670453. The next prime is 2448670537. The reversal of 2448670457 is 7540768442.

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 381967936 + 2066702521 = 19544^2 + 45461^2 .

It is a cyclic number.

It is not a de Polignac number, because 2448670457 - 2² = 2448670453 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2448670453) 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, 107708 + ... + 128445.

It is an arithmetic number, because the mean of its divisors is an integer number (612229245).

Almost surely, 2^2448670457 is an apocalyptic number.

It is an amenable number.

2448670457 is a deficient number, since it is larger than the sum of its proper divisors (246523).

2448670457 is a wasteful number, since it uses less digits than its factorization.

2448670457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246522.

The product of its (nonzero) digits is 1505280, while the sum is 47.

The square root of 2448670457 is about 49484.0424480458. The cubic root of 2448670457 is about 1347.8558477242.

The spelling of 2448670457 in words is "two billion, four hundred forty-eight million, six hundred seventy thousand, four hundred fifty-seven".