2578676 has 6 divisors (see below), whose sum is σ = 4512690. Its totient is φ = 1289336.

The previous prime is 2578657. The next prime is 2578717. The reversal of 2578676 is 6768752.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2328676 + 250000 = 1526^2 + 500^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 322331 + ... + 322338.

It is an arithmetic number, because the mean of its divisors is an integer number (752115).

2^2578676 is an apocalyptic number.

It is an amenable number.

2578676 is a deficient number, since it is larger than the sum of its proper divisors (1934014).

2578676 is a wasteful number, since it uses less digits than its factorization.

2578676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644673 (or 644671 counting only the distinct ones).

The product of its digits is 141120, while the sum is 41.

The square root of 2578676 is about 1605.8256443338. The cubic root of 2578676 is about 137.1299316109.

The spelling of 2578676 in words is "two million, five hundred seventy-eight thousand, six hundred seventy-six".