2556070 has 32 divisors (see below), whose sum is σ = 5287680. Its totient is φ = 879840.

The previous prime is 2556067. The next prime is 2556079. The reversal of 2556070 is 706552.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2556079) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1479 + ... + 2701.

It is an arithmetic number, because the mean of its divisors is an integer number (165240).

2^2556070 is an apocalyptic number.

2556070 is an abundant number, since it is smaller than the sum of its proper divisors (2731610).

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

2556070 is a wasteful number, since it uses less digits than its factorization.

2556070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260.

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

The square root of 2556070 is about 1598.7714032969. The cubic root of 2556070 is about 136.7280377418.

The spelling of 2556070 in words is "two million, five hundred fifty-six thousand, seventy".