42423054 has 16 divisors (see below), whose sum is σ = 84913920. Its totient is φ = 14129720.

The previous prime is 42423049. The next prime is 42423061. The reversal of 42423054 is 45032424.

42423054 = 1068² + 1069² + ... + 1103².

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9337 + ... + 13115.

It is an arithmetic number, because the mean of its divisors is an integer number (5307120).

Almost surely, 2^42423054 is an apocalyptic number.

42423054 is an abundant number, since it is smaller than the sum of its proper divisors (42490866).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42423054 is a wasteful number, since it uses less digits than its factorization.

42423054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5655.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 42423054 is about 6513.2982428260. The cubic root of 42423054 is about 348.7658684215.

Adding to 42423054 its reverse (45032424), we get a palindrome (87455478).

The spelling of 42423054 in words is "forty-two million, four hundred twenty-three thousand, fifty-four".