42274853 has 2 divisors, whose sum is σ = 42274854. Its totient is φ = 42274852.

The previous prime is 42274849. The next prime is 42274861. The reversal of 42274853 is 35847224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21325924 + 20948929 = 4618^2 + 4577^2 .

It is a cyclic number.

It is not a de Polignac number, because 42274853 - 2² = 42274849 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42274553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21137426 + 21137427.

It is an arithmetic number, because the mean of its divisors is an integer number (21137427).

Almost surely, 2^42274853 is an apocalyptic number.

It is an amenable number.

42274853 is a deficient number, since it is larger than the sum of its proper divisors (1).

42274853 is an equidigital number, since it uses as much as digits as its factorization.

42274853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 53760, while the sum is 35.

The square root of 42274853 is about 6501.9114881702. The cubic root of 42274853 is about 348.3592675201.

The spelling of 42274853 in words is "forty-two million, two hundred seventy-four thousand, eight hundred fifty-three".