2525456 has 10 divisors (see below), whose sum is σ = 4893102. Its totient is φ = 1262720.

The previous prime is 2525447. The next prime is 2525473. The reversal of 2525456 is 6545252.

It can be written as a sum of positive squares in only one way, i.e., 1401856 + 1123600 = 1184^2 + 1060^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78905 + ... + 78936.

2^2525456 is an apocalyptic number.

It is an amenable number.

2525456 is a deficient number, since it is larger than the sum of its proper divisors (2367646).

2525456 is a wasteful number, since it uses less digits than its factorization.

2525456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157849 (or 157843 counting only the distinct ones).

The product of its digits is 12000, while the sum is 29.

The square root of 2525456 is about 1589.1683359544. The cubic root of 2525456 is about 136.1799808568.

The spelling of 2525456 in words is "two million, five hundred twenty-five thousand, four hundred fifty-six".