4456621342 has 24 divisors (see below), whose sum is σ = 7283039400. Its totient is φ = 2037223440.

The previous prime is 4456621331. The next prime is 4456621363. The reversal of 4456621342 is 2431266544.

It is a super-2 number, since 2×4456621342² = 39722947571939761928, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2215117 + ... + 2217127.

It is an arithmetic number, because the mean of its divisors is an integer number (303459975).

Almost surely, 2^4456621342 is an apocalyptic number.

4456621342 is a deficient number, since it is larger than the sum of its proper divisors (2826418058).

4456621342 is an equidigital number, since it uses as much as digits as its factorization.

4456621342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4072 (or 2061 counting only the distinct ones).

The product of its digits is 138240, while the sum is 37.

The square root of 4456621342 is about 66757.9309295907. The cubic root of 4456621342 is about 1645.6415542515.

Adding to 4456621342 its reverse (2431266544), we get a palindrome (6887887886).

The spelling of 4456621342 in words is "four billion, four hundred fifty-six million, six hundred twenty-one thousand, three hundred forty-two".