120442466 has 4 divisors (see below), whose sum is σ = 180663702. Its totient is φ = 60221232.

The previous prime is 120442457. The next prime is 120442489. The reversal of 120442466 is 664244021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 664244021 = 7 ⋅94892003.

It can be written as a sum of positive squares in only one way, i.e., 105781225 + 14661241 = 10285^2 + 3829^2 .

It is a super-2 number, since 2×120442466² = 29012775232322312, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30110615 + ... + 30110618.

Almost surely, 2^120442466 is an apocalyptic number.

120442466 is a deficient number, since it is larger than the sum of its proper divisors (60221236).

120442466 is an equidigital number, since it uses as much as digits as its factorization.

120442466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60221235.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 120442466 is about 10974.6282852769. The cubic root of 120442466 is about 493.8479018385.

Adding to 120442466 its reverse (664244021), we get a palindrome (784686487).

The spelling of 120442466 in words is "one hundred twenty million, four hundred forty-two thousand, four hundred sixty-six".