2573716 has 6 divisors (see below), whose sum is σ = 4504010. Its totient is φ = 1286856.

The previous prime is 2573707. The next prime is 2573717. The reversal of 2573716 is 6173752.

It can be written as a sum of positive squares in only one way, i.e., 2572816 + 900 = 1604^2 + 30^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2573717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 321711 + ... + 321718.

2^2573716 is an apocalyptic number.

It is an amenable number.

2573716 is a deficient number, since it is larger than the sum of its proper divisors (1930294).

2573716 is a wasteful number, since it uses less digits than its factorization.

2573716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643433 (or 643431 counting only the distinct ones).

The product of its digits is 8820, while the sum is 31.

The square root of 2573716 is about 1604.2805240980. The cubic root of 2573716 is about 137.0419535142.

The spelling of 2573716 in words is "two million, five hundred seventy-three thousand, seven hundred sixteen".