25300066 has 16 divisors (see below), whose sum is σ = 41927040. Its totient is φ = 11353680.

The previous prime is 25300049. The next prime is 25300073. The reversal of 25300066 is 66000352.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 5541 + ... + 9016.

It is an arithmetic number, because the mean of its divisors is an integer number (2620440).

Almost surely, 2^25300066 is an apocalyptic number.

25300066 is a deficient number, since it is larger than the sum of its proper divisors (16626974).

25300066 is a wasteful number, since it uses less digits than its factorization.

25300066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14649.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 25300066 is about 5029.9170967323. The cubic root of 25300066 is about 293.5669887056.

The spelling of 25300066 in words is "twenty-five million, three hundred thousand, sixty-six".