2525812 has 6 divisors (see below), whose sum is σ = 4420178. Its totient is φ = 1262904.

The previous prime is 2525807. The next prime is 2525851. The reversal of 2525812 is 2185252.

It can be written as a sum of positive squares in only one way, i.e., 2328676 + 197136 = 1526^2 + 444^2 .

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315723 + ... + 315730.

2^2525812 is an apocalyptic number.

It is an amenable number.

2525812 is a deficient number, since it is larger than the sum of its proper divisors (1894366).

2525812 is a wasteful number, since it uses less digits than its factorization.

2525812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631457 (or 631455 counting only the distinct ones).

The product of its digits is 1600, while the sum is 25.

The square root of 2525812 is about 1589.2803402798. The cubic root of 2525812 is about 136.1863794102.

The spelling of 2525812 in words is "two million, five hundred twenty-five thousand, eight hundred twelve".