2445036340 has 48 divisors (see below), whose sum is σ = 5311918080. Its totient is φ = 944375040.

The previous prime is 2445036311. The next prime is 2445036379. The reversal of 2445036340 is 436305442.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

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, 292864 + ... + 301096.

It is an arithmetic number, because the mean of its divisors is an integer number (110664960).

Almost surely, 2^2445036340 is an apocalyptic number.

2445036340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2445036340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2655959040).

2445036340 is an abundant number, since it is smaller than the sum of its proper divisors (2866881740).

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

2445036340 is a wasteful number, since it uses less digits than its factorization.

2445036340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8752 (or 8750 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 31.

The square root of 2445036340 is about 49447.3087235291. The cubic root of 2445036340 is about 1347.1887250090.

The spelling of 2445036340 in words is "two billion, four hundred forty-five million, thirty-six thousand, three hundred forty".