874418261 has 2 divisors, whose sum is σ = 874418262. Its totient is φ = 874418260.

The previous prime is 874418213. The next prime is 874418267. The reversal of 874418261 is 162814478.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 707879236 + 166539025 = 26606^2 + 12905^2 .

It is a cyclic number.

It is not a de Polignac number, because 874418261 - 2¹⁰ = 874417237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (874418267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437209130 + 437209131.

It is an arithmetic number, because the mean of its divisors is an integer number (437209131).

Almost surely, 2^874418261 is an apocalyptic number.

It is an amenable number.

874418261 is a deficient number, since it is larger than the sum of its proper divisors (1).

874418261 is an equidigital number, since it uses as much as digits as its factorization.

874418261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86016, while the sum is 41.

The square root of 874418261 is about 29570.5640967500. The cubic root of 874418261 is about 956.2535774084.

The spelling of 874418261 in words is "eight hundred seventy-four million, four hundred eighteen thousand, two hundred sixty-one".