420581062 has 8 divisors (see below), whose sum is σ = 688223592. Its totient is φ = 191173200.

The previous prime is 420581027. The next prime is 420581081. The reversal of 420581062 is 260185024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 420581062.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9558639 + ... + 9558682.

It is an arithmetic number, because the mean of its divisors is an integer number (86027949).

Almost surely, 2^420581062 is an apocalyptic number.

420581062 is a deficient number, since it is larger than the sum of its proper divisors (267642530).

420581062 is a wasteful number, since it uses less digits than its factorization.

420581062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19117334.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 420581062 is about 20508.0730932967. The cubic root of 420581062 is about 749.2324366559.

The spelling of 420581062 in words is "four hundred twenty million, five hundred eighty-one thousand, sixty-two".