423360042 has 32 divisors (see below), whose sum is σ = 971384832. Its totient is φ = 120496944.

The previous prime is 423360023. The next prime is 423360079. The reversal of 423360042 is 240063324.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 423359994 and 423360021.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8118 + ... + 30209.

It is an arithmetic number, because the mean of its divisors is an integer number (30355776).

Almost surely, 2^423360042 is an apocalyptic number.

423360042 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

423360042 is an abundant number, since it is smaller than the sum of its proper divisors (548024790).

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

423360042 is a wasteful number, since it uses less digits than its factorization.

423360042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38602.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 423360042 is about 20575.7148599994. The cubic root of 423360042 is about 750.8789943118.

The spelling of 423360042 in words is "four hundred twenty-three million, three hundred sixty thousand, forty-two".