2070556 has 6 divisors (see below), whose sum is σ = 3623480. Its totient is φ = 1035276.

The previous prime is 2070553. The next prime is 2070559. The reversal of 2070556 is 6550702.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2070553) and next prime (2070559).

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 2070556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2070553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258816 + ... + 258823.

2^2070556 is an apocalyptic number.

It is an amenable number.

2070556 is a deficient number, since it is larger than the sum of its proper divisors (1552924).

2070556 is a wasteful number, since it uses less digits than its factorization.

2070556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517643 (or 517641 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 2070556 is about 1438.9426673777. The cubic root of 2070556 is about 127.4565993510.

The spelling of 2070556 in words is "two million, seventy thousand, five hundred fifty-six".