2525730 has 16 divisors (see below), whose sum is σ = 6061824. Its totient is φ = 673520.

The previous prime is 2525729. The next prime is 2525749. The reversal of 2525730 is 375252.

It is a self number, because there is not a number n which added to its sum of digits gives 2525730.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42066 + ... + 42125.

It is an arithmetic number, because the mean of its divisors is an integer number (378864).

2^2525730 is an apocalyptic number.

2525730 is an abundant number, since it is smaller than the sum of its proper divisors (3536094).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2525730 is a wasteful number, since it uses less digits than its factorization.

2525730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84201.

The product of its (nonzero) digits is 2100, while the sum is 24.

The square root of 2525730 is about 1589.2545422304. The cubic root of 2525730 is about 136.1849056394.

The spelling of 2525730 in words is "two million, five hundred twenty-five thousand, seven hundred thirty".