42898453 has 12 divisors (see below), whose sum is σ = 48059460. Its totient is φ = 38228736.

The previous prime is 42898421. The next prime is 42898481. The reversal of 42898453 is 35489824.

It can be written as a sum of positive squares in 6 ways, for example, as 1205604 + 41692849 = 1098^2 + 6457^2 .

It is not a de Polignac number, because 42898453 - 2⁵ = 42898421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42898403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 525 + ... + 9277.

It is an arithmetic number, because the mean of its divisors is an integer number (4004955).

Almost surely, 2^42898453 is an apocalyptic number.

It is an amenable number.

42898453 is a deficient number, since it is larger than the sum of its proper divisors (5161007).

42898453 is a wasteful number, since it uses less digits than its factorization.

42898453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8808 (or 8795 counting only the distinct ones).

The product of its digits is 276480, while the sum is 43.

The square root of 42898453 is about 6549.6910614166. The cubic root of 42898453 is about 350.0638060543.

The spelling of 42898453 in words is "forty-two million, eight hundred ninety-eight thousand, four hundred fifty-three".