423052542 has 36 divisors (see below), whose sum is σ = 1007522880. Its totient is φ = 128197080.

The previous prime is 423052489. The next prime is 423052543. The reversal of 423052542 is 245250324.

It is a happy number.

423052542 is a `hidden beast` number, since 42 + 30 + 52 + 542 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423052543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 94942 + ... + 99297.

Almost surely, 2^423052542 is an apocalyptic number.

423052542 is an abundant number, since it is smaller than the sum of its proper divisors (584470338).

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

423052542 is a wasteful number, since it uses less digits than its factorization.

423052542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194269 (or 194255 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 423052542 is about 20568.2411012707. The cubic root of 423052542 is about 750.6971544335.

The spelling of 423052542 in words is "four hundred twenty-three million, fifty-two thousand, five hundred forty-two".