874429253 has 2 divisors, whose sum is σ = 874429254. Its totient is φ = 874429252.

The previous prime is 874429223. The next prime is 874429271. The reversal of 874429253 is 352924478.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 843437764 + 30991489 = 29042^2 + 5567^2 .

It is a cyclic number.

It is not a de Polignac number, because 874429253 - 2¹² = 874425157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (874429223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437214626 + 437214627.

It is an arithmetic number, because the mean of its divisors is an integer number (437214627).

Almost surely, 2^874429253 is an apocalyptic number.

It is an amenable number.

874429253 is a deficient number, since it is larger than the sum of its proper divisors (1).

874429253 is an equidigital number, since it uses as much as digits as its factorization.

874429253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 44.

The square root of 874429253 is about 29570.7499566717. The cubic root of 874429253 is about 956.2575842991.

The spelling of 874429253 in words is "eight hundred seventy-four million, four hundred twenty-nine thousand, two hundred fifty-three".