4731421420 has 48 divisors (see below), whose sum is σ = 11409753600. Its totient is φ = 1629961920.

The previous prime is 4731421403. The next prime is 4731421421. The reversal of 4731421420 is 241241374.

It is not an unprimeable number, because it can be changed into a prime (4731421421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 561780 + ... + 570139.

It is an arithmetic number, because the mean of its divisors is an integer number (237703200).

Almost surely, 2^4731421420 is an apocalyptic number.

It is an amenable number.

4731421420 is an abundant number, since it is smaller than the sum of its proper divisors (6678332180).

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

4731421420 is a wasteful number, since it uses less digits than its factorization.

4731421420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131958 (or 1131956 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 4731421420 is about 68785.3285228762. The cubic root of 4731421420 is about 1678.7932353200.

Adding to 4731421420 its reverse (241241374), we get a palindrome (4972662794).

The spelling of 4731421420 in words is "four billion, seven hundred thirty-one million, four hundred twenty-one thousand, four hundred twenty".