3057005 has 16 divisors (see below), whose sum is σ = 4414080. Its totient is φ = 1985472.

The previous prime is 3056993. The next prime is 3057007. The reversal of 3057005 is 5007503.

3057005 = 203² + 204² + ... + 259².

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3057005 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3057007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1634 + ... + 2963.

It is an arithmetic number, because the mean of its divisors is an integer number (275880).

Almost surely, 2^3057005 is an apocalyptic number.

3057005 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3057005 is a deficient number, since it is larger than the sum of its proper divisors (1357075).

3057005 is a wasteful number, since it uses less digits than its factorization.

3057005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4628.

The product of its (nonzero) digits is 525, while the sum is 20.

The square root of 3057005 is about 1748.4292951103. The cubic root of 3057005 is about 145.1327361624.

The spelling of 3057005 in words is "three million, fifty-seven thousand, five".