2525545 has 16 divisors (see below), whose sum is σ = 3379968. Its totient is φ = 1795840.

The previous prime is 2525531. The next prime is 2525557. The reversal of 2525545 is 5455252.

It is not a de Polignac number, because 2525545 - 2⁷ = 2525417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2097 + ... + 3073.

It is an arithmetic number, because the mean of its divisors is an integer number (211248).

2^2525545 is an apocalyptic number.

It is an amenable number.

2525545 is a deficient number, since it is larger than the sum of its proper divisors (854423).

2525545 is a wasteful number, since it uses less digits than its factorization.

2525545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040.

The product of its digits is 10000, while the sum is 28.

The square root of 2525545 is about 1589.1963377758. The cubic root of 2525545 is about 136.1815805515.

The spelling of 2525545 in words is "two million, five hundred twenty-five thousand, five hundred forty-five".