6020657 has 4 divisors (see below), whose sum is σ = 6026340. Its totient is φ = 6014976.

The previous prime is 6020647. The next prime is 6020681. The reversal of 6020657 is 7560206.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 633616 + 5387041 = 796^2 + 2321^2 .

It is a cyclic number.

It is not a de Polignac number, because 6020657 - 2⁸ = 6020401 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6020617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 728 + ... + 3545.

It is an arithmetic number, because the mean of its divisors is an integer number (1506585).

Almost surely, 2^6020657 is an apocalyptic number.

It is an amenable number.

6020657 is a deficient number, since it is larger than the sum of its proper divisors (5683).

6020657 is a wasteful number, since it uses less digits than its factorization.

6020657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5682.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 6020657 is about 2453.7027122290. The cubic root of 6020657 is about 181.9203552013.

The spelling of 6020657 in words is "six million, twenty thousand, six hundred fifty-seven".