875349469 has 2 divisors, whose sum is σ = 875349470. Its totient is φ = 875349468.

The previous prime is 875349463. The next prime is 875349481. The reversal of 875349469 is 964943578.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 751472569 + 123876900 = 27413^2 + 11130^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-875349469 is a prime.

It is a super-2 number, since 2×875349469² = 1532473385757163922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (875349463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437674734 + 437674735.

It is an arithmetic number, because the mean of its divisors is an integer number (437674735).

Almost surely, 2^875349469 is an apocalyptic number.

It is an amenable number.

875349469 is a deficient number, since it is larger than the sum of its proper divisors (1).

875349469 is an equidigital number, since it uses as much as digits as its factorization.

875349469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6531840, while the sum is 55.

The square root of 875349469 is about 29586.3054300465. The cubic root of 875349469 is about 956.5929097039.

The spelling of 875349469 in words is "eight hundred seventy-five million, three hundred forty-nine thousand, four hundred sixty-nine".