25714500 has 192 divisors, whose sum is σ = 89456640. Its totient is φ = 5616000.

The previous prime is 25714477. The next prime is 25714537. The reversal of 25714500 is 541752.

It is a super-2 number, since 2×25714500² = 1322471020500000, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 325461 + ... + 325539.

It is an arithmetic number, because the mean of its divisors is an integer number (465920).

Almost surely, 2^25714500 is an apocalyptic number.

25714500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25714500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44728320).

25714500 is an abundant number, since it is smaller than the sum of its proper divisors (63742140).

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

25714500 is a wasteful number, since it uses less digits than its factorization.

25714500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139 (or 127 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 25714500 is about 5070.9466571834. The cubic root of 25714500 is about 295.1612639297.

The spelling of 25714500 in words is "twenty-five million, seven hundred fourteen thousand, five hundred".