2528951 has 4 divisors (see below), whose sum is σ = 2548992. Its totient is φ = 2508912.

The previous prime is 2528941. The next prime is 2528969. The reversal of 2528951 is 1598252.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2528951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2528941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9830 + ... + 10083.

It is an arithmetic number, because the mean of its divisors is an integer number (637248).

2^2528951 is an apocalyptic number.

2528951 is a deficient number, since it is larger than the sum of its proper divisors (20041).

2528951 is a wasteful number, since it uses less digits than its factorization.

2528951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20040.

The product of its digits is 7200, while the sum is 32.

The square root of 2528951 is about 1590.2675875462. The cubic root of 2528951 is about 136.2427721105.

The spelling of 2528951 in words is "two million, five hundred twenty-eight thousand, nine hundred fifty-one".