662240042 has 16 divisors (see below), whose sum is σ = 1026584064. Its totient is φ = 320070000.

The previous prime is 662240017. The next prime is 662240057. The reversal of 662240042 is 240042266.

It is a junction number, because it is equal to n+sod(n) for n = 662239993 and 662240020.

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, 52667 + ... + 64017.

It is an arithmetic number, because the mean of its divisors is an integer number (64161504).

Almost surely, 2^662240042 is an apocalyptic number.

662240042 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

662240042 is a deficient number, since it is larger than the sum of its proper divisors (364344022).

662240042 is a wasteful number, since it uses less digits than its factorization.

662240042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12325.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 662240042 is about 25734.0249863872. The cubic root of 662240042 is about 871.6426630094.

It can be divided in two parts, 6622 and 40042, that added together give a palindrome (46664).

The spelling of 662240042 in words is "six hundred sixty-two million, two hundred forty thousand, forty-two".