620224606242 has 24 divisors (see below), whose sum is σ = 1352064280944. Its totient is φ = 205473181464.

The previous prime is 620224606241. The next prime is 620224606247. The reversal of 620224606242 is 242606422026.

620224606242 is a `hidden beast` number, since 6 + 2 + 0 + 2 + 2 + 4 + 606 + 2 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 620224606197 and 620224606206.

It is not an unprimeable number, because it can be changed into a prime (620224606241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105693148 + ... + 105699015.

It is an arithmetic number, because the mean of its divisors is an integer number (56336011706).

Almost surely, 2^620224606242 is an apocalyptic number.

620224606242 is an abundant number, since it is smaller than the sum of its proper divisors (731839674702).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

620224606242 is a wasteful number, since it uses less digits than its factorization.

620224606242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211392334 (or 211392331 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The spelling of 620224606242 in words is "six hundred twenty billion, two hundred twenty-four million, six hundred six thousand, two hundred forty-two".