25340260 has 24 divisors (see below), whose sum is σ = 58052736. Its totient is φ = 9214560.

The previous prime is 25340257. The next prime is 25340261. The reversal of 25340260 is 6204352.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (25340261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57372 + ... + 57811.

It is an arithmetic number, because the mean of its divisors is an integer number (2418864).

Almost surely, 2^25340260 is an apocalyptic number.

25340260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25340260 is an abundant number, since it is smaller than the sum of its proper divisors (32712476).

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

25340260 is a wasteful number, since it uses less digits than its factorization.

25340260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115203 (or 115201 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 25340260 is about 5033.9110043782. The cubic root of 25340260 is about 293.7223689115.

It can be divided in two parts, 25340 and 260, that added together give a square (25600 = 160²).

The spelling of 25340260 in words is "twenty-five million, three hundred forty thousand, two hundred sixty".