2725450 has 48 divisors (see below), whose sum is σ = 6249600. Its totient is φ = 861120.

The previous prime is 2725439. The next prime is 2725451. The reversal of 2725450 is 545272.

It is a Harshad number since it is a multiple of its sum of digits (25).

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

It is not an unprimeable number, because it can be changed into a prime (2725451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4251 + ... + 4849.

It is an arithmetic number, because the mean of its divisors is an integer number (130200).

2^2725450 is an apocalyptic number.

2725450 is an abundant number, since it is smaller than the sum of its proper divisors (3524150).

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

2725450 is a wasteful number, since it uses less digits than its factorization.

2725450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631 (or 626 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 25.

The square root of 2725450 is about 1650.8936973652. The cubic root of 2725450 is about 139.6838102331.

The spelling of 2725450 in words is "two million, seven hundred twenty-five thousand, four hundred fifty".