6522240738 has 64 divisors (see below), whose sum is σ = 14336082432. Its totient is φ = 1965799680.

The previous prime is 6522240677. The next prime is 6522240779. The reversal of 6522240738 is 8370422256.

6522240738 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 6522240696 and 6522240705.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4385431 + ... + 4386917.

It is an arithmetic number, because the mean of its divisors is an integer number (224001288).

Almost surely, 2^6522240738 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6522240738, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7168041216).

6522240738 is an abundant number, since it is smaller than the sum of its proper divisors (7813841694).

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

6522240738 is a wasteful number, since it uses less digits than its factorization.

6522240738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2619.

The product of its (nonzero) digits is 161280, while the sum is 39.

The square root of 6522240738 is about 80760.3908980139. The cubic root of 6522240738 is about 1868.3817143277.

The spelling of 6522240738 in words is "six billion, five hundred twenty-two million, two hundred forty thousand, seven hundred thirty-eight".