2490432 has 112 divisors (see below), whose sum is σ = 8046720. Its totient is φ = 663552.

The previous prime is 2490421. The next prime is 2490451. The reversal of 2490432 is 2340942.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22794 + ... + 22902.

2^2490432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2490432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4023360).

2490432 is an abundant number, since it is smaller than the sum of its proper divisors (5556288).

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

2490432 is a wasteful number, since it uses less digits than its factorization.

2490432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148 (or 138 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 2490432 is about 1578.1102623074. The cubic root of 2490432 is about 135.5475158221.

The spelling of 2490432 in words is "two million, four hundred ninety thousand, four hundred thirty-two".