2528923 has 2 divisors, whose sum is σ = 2528924. Its totient is φ = 2528922.

The previous prime is 2528899. The next prime is 2528941. The reversal of 2528923 is 3298252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2528923 - 2⁵ = 2528891 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2¹⁰ + 5⁸ + 2¹⁵ + 8² + 9³ + 2²¹ + 3⁸ .

It is not a weakly prime, because it can be changed into another prime (2528983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1264461 + 1264462.

It is an arithmetic number, because the mean of its divisors is an integer number (1264462).

2^2528923 is an apocalyptic number.

2528923 is a deficient number, since it is larger than the sum of its proper divisors (1).

2528923 is an equidigital number, since it uses as much as digits as its factorization.

2528923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 31.

The square root of 2528923 is about 1590.2587839720. The cubic root of 2528923 is about 136.2422692918.

The spelling of 2528923 in words is "two million, five hundred twenty-eight thousand, nine hundred twenty-three".