5347209840 has 160 divisors (see below), whose sum is σ = 19555700736. Its totient is φ = 1182781440.

The previous prime is 5347209827. The next prime is 5347209841. The reversal of 5347209840 is 489027435.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 5347209792 and 5347209801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5347209841) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 744 + ... + 103416.

Almost surely, 2^5347209840 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 5347209840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9777850368).

5347209840 is an abundant number, since it is smaller than the sum of its proper divisors (14208490896).

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

5347209840 is a wasteful number, since it uses less digits than its factorization.

5347209840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102727 (or 102721 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 5347209840 is about 73124.6185631077. The cubic root of 5347209840 is about 1748.6748978366.

The spelling of 5347209840 in words is "five billion, three hundred forty-seven million, two hundred nine thousand, eight hundred forty".