42453093 has 4 divisors (see below), whose sum is σ = 56604128. Its totient is φ = 28302060.

The previous prime is 42453017. The next prime is 42453107. The reversal of 42453093 is 39035424.

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 42453093 - 2⁹ = 42452581 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 42453093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42453293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7075513 + ... + 7075518.

It is an arithmetic number, because the mean of its divisors is an integer number (14151032).

Almost surely, 2^42453093 is an apocalyptic number.

It is an amenable number.

42453093 is a deficient number, since it is larger than the sum of its proper divisors (14151035).

42453093 is a wasteful number, since it uses less digits than its factorization.

42453093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14151034.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 42453093 is about 6515.6038093181. The cubic root of 42453093 is about 348.8481672751.

The spelling of 42453093 in words is "forty-two million, four hundred fifty-three thousand, ninety-three".