2489454 has 60 divisors (see below), whose sum is σ = 6179712. Its totient is φ = 748440.

The previous prime is 2489453. The next prime is 2489477. The reversal of 2489454 is 4549842.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2⁹ + 4² + 8 + 9⁶ + 4⁴ + 5⁹ + 4⁶ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2489453) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 19539 + ... + 19665.

2^2489454 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2489454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3089856).

2489454 is an abundant number, since it is smaller than the sum of its proper divisors (3690258).

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

2489454 is a wasteful number, since it uses less digits than its factorization.

2489454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163 (or 143 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 2489454 is about 1577.8003676004. The cubic root of 2489454 is about 135.5297701957.

The spelling of 2489454 in words is "two million, four hundred eighty-nine thousand, four hundred fifty-four".