42255453 has 4 divisors (see below), whose sum is σ = 56340608. Its totient is φ = 28170300.

The previous prime is 42255427. The next prime is 42255463. The reversal of 42255453 is 35455224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 42255453 - 2¹⁴ = 42239069 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42255453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42255463) 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 3 ways as a sum of consecutive naturals, for example, 7042573 + ... + 7042578.

It is an arithmetic number, because the mean of its divisors is an integer number (14085152).

Almost surely, 2^42255453 is an apocalyptic number.

It is an amenable number.

42255453 is a deficient number, since it is larger than the sum of its proper divisors (14085155).

42255453 is a wasteful number, since it uses less digits than its factorization.

42255453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14085154.

The product of its digits is 24000, while the sum is 30.

The square root of 42255453 is about 6500.4194480049. The cubic root of 42255453 is about 348.3059718186.

The spelling of 42255453 in words is "forty-two million, two hundred fifty-five thousand, four hundred fifty-three".