620110442 has 8 divisors (see below), whose sum is σ = 1063046496. Its totient is φ = 265761612.

The previous prime is 620110423. The next prime is 620110457. The reversal of 620110442 is 244011026.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22146788 + ... + 22146815.

It is an arithmetic number, because the mean of its divisors is an integer number (132880812).

Almost surely, 2^620110442 is an apocalyptic number.

620110442 is a deficient number, since it is larger than the sum of its proper divisors (442936054).

620110442 is a wasteful number, since it uses less digits than its factorization.

620110442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44293612.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 620110442 is about 24902.0168259521. The cubic root of 620110442 is about 852.7525265603.

Adding to 620110442 its reverse (244011026), we get a palindrome (864121468).

The spelling of 620110442 in words is "six hundred twenty million, one hundred ten thousand, four hundred forty-two".