620057236 has 24 divisors (see below), whose sum is σ = 1123506720. Its totient is φ = 299074272.

The previous prime is 620057173. The next prime is 620057237. The reversal of 620057236 is 632750026.

It is a junction number, because it is equal to n+sod(n) for n = 620057198 and 620057207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620057237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219811 + ... + 222613.

It is an arithmetic number, because the mean of its divisors is an integer number (46812780).

Almost surely, 2^620057236 is an apocalyptic number.

It is an amenable number.

620057236 is a deficient number, since it is larger than the sum of its proper divisors (503449484).

620057236 is a wasteful number, since it uses less digits than its factorization.

620057236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4743 (or 4741 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 620057236 is about 24900.9484959911. The cubic root of 620057236 is about 852.7281369003.

It can be divided in two parts, 6200 and 57236, that added together give a palindrome (63436).

The spelling of 620057236 in words is "six hundred twenty million, fifty-seven thousand, two hundred thirty-six".