2525451 has 8 divisors (see below), whose sum is σ = 3439104. Its totient is φ = 1647720.

The previous prime is 2525447. The next prime is 2525473. The reversal of 2525451 is 1545252.

It is a happy number.

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

It is not a de Polignac number, because 2525451 - 2² = 2525447 is a prime.

2525451 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525351) 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, 8815 + ... + 9096.

It is an arithmetic number, because the mean of its divisors is an integer number (429888).

2^2525451 is an apocalyptic number.

2525451 is a deficient number, since it is larger than the sum of its proper divisors (913653).

2525451 is a wasteful number, since it uses less digits than its factorization.

2525451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17961.

The product of its digits is 2000, while the sum is 24.

The square root of 2525451 is about 1589.1667628037. The cubic root of 2525451 is about 136.1798909852.

The spelling of 2525451 in words is "two million, five hundred twenty-five thousand, four hundred fifty-one".