42565453 has 8 divisors (see below), whose sum is σ = 51206720. Its totient is φ = 34564320.

The previous prime is 42565441. The next prime is 42565463. The reversal of 42565453 is 35456524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42565453 - 2²¹ = 40468301 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 (42565403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159888 + ... + 160153.

It is an arithmetic number, because the mean of its divisors is an integer number (6400840).

Almost surely, 2^42565453 is an apocalyptic number.

It is an amenable number.

42565453 is a deficient number, since it is larger than the sum of its proper divisors (8641267).

42565453 is a wasteful number, since it uses less digits than its factorization.

42565453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320067.

The product of its digits is 72000, while the sum is 34.

The square root of 42565453 is about 6524.2204898363. The cubic root of 42565453 is about 349.1556599902.

The spelling of 42565453 in words is "forty-two million, five hundred sixty-five thousand, four hundred fifty-three".