620222042 has 40 divisors (see below), whose sum is σ = 1043604000. Its totient is φ = 276368840.

The previous prime is 620222027. The next prime is 620222077. The reversal of 620222042 is 240222026.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1727459 + ... + 1727817.

It is an arithmetic number, because the mean of its divisors is an integer number (26090100).

Almost surely, 2^620222042 is an apocalyptic number.

620222042 is a deficient number, since it is larger than the sum of its proper divisors (423381958).

620222042 is an equidigital number, since it uses as much as digits as its factorization.

620222042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464 (or 431 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 620222042 is about 24904.2575075026. The cubic root of 620222042 is about 852.8036795309.

Adding to 620222042 its reverse (240222026), we get a palindrome (860444068).

The spelling of 620222042 in words is "six hundred twenty million, two hundred twenty-two thousand, forty-two".