2445632 has 56 divisors (see below), whose sum is σ = 5705856. Its totient is φ = 1018368.

The previous prime is 2445629. The next prime is 2445647. The reversal of 2445632 is 2365442.

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-2 number, since 2×2445632² = 11962231758848, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2¹³ + 4 + 4⁹ + 5⁷ + 6 + 3² + 2²¹ .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23693 + ... + 23795.

2^2445632 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 2445632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2852928).

2445632 is an abundant number, since it is smaller than the sum of its proper divisors (3260224).

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

2445632 is a wasteful number, since it uses less digits than its factorization.

2445632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175 (or 165 counting only the distinct ones).

The product of its digits is 5760, while the sum is 26.

The square root of 2445632 is about 1563.8516553689. The cubic root of 2445632 is about 134.7298116877.

The spelling of 2445632 in words is "two million, four hundred forty-five thousand, six hundred thirty-two".