420562572 has 48 divisors (see below), whose sum is σ = 1010063712.
Its totient is φ = 136097280.
The previous prime is 420562559. The next prime is 420562603. The reversal of 420562572 is 275265024.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 292768 + ... + 294200.
It is an arithmetic number, because the mean of its divisors is an integer number (21042994).
Almost surely, 2420562572 is an apocalyptic number.
It is an amenable number.
420562572 is an abundant number, since it is smaller than the sum of its proper divisors (589501140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420562572 is a wasteful number, since it uses less digits than its factorization.
420562572 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2138 (or 2136 counting only the distinct ones).
The product of its (nonzero) digits is 33600, while the sum is 33.
The square root of 420562572 is about 20507.6222902608.
The cubic root of 420562572 is about 749.2214569963.
The spelling of 420562572 in words is "four hundred twenty million, five hundred sixty-two thousand, five hundred seventy-two".