2573768 has 8 divisors (see below), whose sum is σ = 4825830. Its totient is φ = 1286880.

The previous prime is 2573737. The next prime is 2573777. The reversal of 2573768 is 8673752.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2553604 + 20164 = 1598^2 + 142^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is a d-powerful number, because it can be written as 2¹⁶ + 5⁴ + 7³ + 3² + 7⁷ + 6⁸ + 8⁴ .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160853 + ... + 160868.

2^2573768 is an apocalyptic number.

It is an amenable number.

2573768 is a deficient number, since it is larger than the sum of its proper divisors (2252062).

2573768 is a wasteful number, since it uses less digits than its factorization.

2573768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321727 (or 321723 counting only the distinct ones).

The product of its digits is 70560, while the sum is 38.

The square root of 2573768 is about 1604.2967306580. The cubic root of 2573768 is about 137.0428764513.

The spelling of 2573768 in words is "two million, five hundred seventy-three thousand, seven hundred sixty-eight".