4231420776 has 64 divisors (see below), whose sum is σ = 12822494400. Its totient is φ = 1282248000.

The previous prime is 4231420747. The next prime is 4231420777. The reversal of 4231420776 is 6770241324.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 4231420776.

It is not an unprimeable number, because it can be changed into a prime (4231420777) 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, 888075 + ... + 892826.

It is an arithmetic number, because the mean of its divisors is an integer number (200351475).

Almost surely, 2^4231420776 is an apocalyptic number.

It is an amenable number.

4231420776 is an abundant number, since it is smaller than the sum of its proper divisors (8591073624).

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

4231420776 is a wasteful number, since it uses less digits than its factorization.

4231420776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1780927 (or 1780917 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The square root of 4231420776 is about 65049.3718340154. The cubic root of 4231420776 is about 1617.4420812385.

The spelling of 4231420776 in words is "four billion, two hundred thirty-one million, four hundred twenty thousand, seven hundred seventy-six".