4247060440 has 128 divisors (see below), whose sum is σ = 11574057600. Its totient is φ = 1371525120.

The previous prime is 4247060437. The next prime is 4247060459. The reversal of 4247060440 is 440607424.

It is a congruent number.

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, 326542 + ... + 339298.

It is an arithmetic number, because the mean of its divisors is an integer number (90422325).

Almost surely, 2^4247060440 is an apocalyptic number.

4247060440 is a gapful number since it is divisible by the number (40) 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 4247060440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5787028800).

4247060440 is an abundant number, since it is smaller than the sum of its proper divisors (7326997160).

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

4247060440 is a wasteful number, since it uses less digits than its factorization.

4247060440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12845 (or 12841 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 31.

The square root of 4247060440 is about 65169.4747562078. The cubic root of 4247060440 is about 1619.4323622199.

Adding to 4247060440 its reverse (440607424), we get a palindrome (4687667864).

The spelling of 4247060440 in words is "four billion, two hundred forty-seven million, sixty thousand, four hundred forty".