4531420440 has 96 divisors (see below), whose sum is σ = 15367453920. Its totient is φ = 1155838464.

The previous prime is 4531420429. The next prime is 4531420459. The reversal of 4531420440 is 440241354.

It is a happy number.

4531420440 is a `hidden beast` number, since 453 + 1 + 4 + 204 + 4 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 265357 + ... + 281916.

It is an arithmetic number, because the mean of its divisors is an integer number (160077645).

Almost surely, 2^4531420440 is an apocalyptic number.

4531420440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4531420440 is an abundant number, since it is smaller than the sum of its proper divisors (10836033480).

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

4531420440 is a wasteful number, since it uses less digits than its factorization.

4531420440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547313 (or 547306 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 4531420440 is about 67315.8260738142. The cubic root of 4531420440 is about 1654.7972345242.

Adding to 4531420440 its reverse (440241354), we get a palindrome (4971661794).

The spelling of 4531420440 in words is "four billion, five hundred thirty-one million, four hundred twenty thousand, four hundred forty".