2563073 has 4 divisors (see below), whose sum is σ = 2713860. Its totient is φ = 2412288.

The previous prime is 2563063. The next prime is 2563079. The reversal of 2563073 is 3703652.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2362369 + 200704 = 1537^2 + 448^2 .

It is a cyclic number.

It is not a de Polignac number, because 2563073 - 2⁶ = 2563009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2563079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75368 + ... + 75401.

It is an arithmetic number, because the mean of its divisors is an integer number (678465).

2^2563073 is an apocalyptic number.

It is an amenable number.

2563073 is a deficient number, since it is larger than the sum of its proper divisors (150787).

2563073 is a wasteful number, since it uses less digits than its factorization.

2563073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150786.

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 2563073 is about 1600.9600244853. The cubic root of 2563073 is about 136.8527908893.

The spelling of 2563073 in words is "two million, five hundred sixty-three thousand, seventy-three".