875207449 has 2 divisors, whose sum is σ = 875207450. Its totient is φ = 875207448.

The previous prime is 875207401. The next prime is 875207461. The reversal of 875207449 is 944702578.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 802702224 + 72505225 = 28332^2 + 8515^2 .

It is a cyclic number.

It is not a de Polignac number, because 875207449 - 2¹³ = 875199257 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 875207399 and 875207408.

It is not a weakly prime, because it can be changed into another prime (875208449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437603724 + 437603725.

It is an arithmetic number, because the mean of its divisors is an integer number (437603725).

Almost surely, 2^875207449 is an apocalyptic number.

It is an amenable number.

875207449 is a deficient number, since it is larger than the sum of its proper divisors (1).

875207449 is an equidigital number, since it uses as much as digits as its factorization.

875207449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 564480, while the sum is 46.

The square root of 875207449 is about 29583.9052357866. The cubic root of 875207449 is about 956.5411731584.

The spelling of 875207449 in words is "eight hundred seventy-five million, two hundred seven thousand, four hundred forty-nine".