2509023 has 8 divisors (see below), whose sum is σ = 3649536. Its totient is φ = 1520600.

The previous prime is 2508971. The next prime is 2509027. The reversal of 2509023 is 3209052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2509023 - 2⁹ = 2508511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2509027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37983 + ... + 38048.

It is an arithmetic number, because the mean of its divisors is an integer number (456192).

2^2509023 is an apocalyptic number.

2509023 is a deficient number, since it is larger than the sum of its proper divisors (1140513).

2509023 is a wasteful number, since it uses less digits than its factorization.

2509023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76045.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 2509023 is about 1583.9895832991. The cubic root of 2509023 is about 135.8839660521.

The spelling of 2509023 in words is "two million, five hundred nine thousand, twenty-three".