1352440704 has 64 divisors (see below), whose sum is σ = 3615463440. Its totient is φ = 447922176.

The previous prime is 1352440703. The next prime is 1352440721. The reversal of 1352440704 is 4070442531.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1352440703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49072 + ... + 71504.

Almost surely, 2^1352440704 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 1352440704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1807731720).

1352440704 is an abundant number, since it is smaller than the sum of its proper divisors (2263022736).

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

1352440704 is a wasteful number, since it uses less digits than its factorization.

1352440704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22607 (or 22595 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 1352440704 is about 36775.5449177847. The cubic root of 1352440704 is about 1105.8750953038.

The spelling of 1352440704 in words is "one billion, three hundred fifty-two million, four hundred forty thousand, seven hundred four".