2528451 has 6 divisors (see below), whose sum is σ = 3652220. Its totient is φ = 1685628.

The previous prime is 2528441. The next prime is 2528479. The reversal of 2528451 is 1548252.

It is a happy number.

It is not a de Polignac number, because 2528451 - 2⁵ = 2528419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2528411) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 140461 + ... + 140478.

2^2528451 is an apocalyptic number.

2528451 is a deficient number, since it is larger than the sum of its proper divisors (1123769).

2528451 is a wasteful number, since it uses less digits than its factorization.

2528451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280945 (or 280942 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

The square root of 2528451 is about 1590.1103735276. The cubic root of 2528451 is about 136.2337926461.

The spelling of 2528451 in words is "two million, five hundred twenty-eight thousand, four hundred fifty-one".