420573241 has 8 divisors (see below), whose sum is σ = 459157824. Its totient is φ = 382047120.

The previous prime is 420573233. The next prime is 420573253. The reversal of 420573241 is 142375024.

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

It is a cyclic number.

It is not a de Polignac number, because 420573241 - 2³ = 420573233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (420571241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1180 + ... + 29026.

It is an arithmetic number, because the mean of its divisors is an integer number (57394728).

Almost surely, 2^420573241 is an apocalyptic number.

It is an amenable number.

420573241 is a deficient number, since it is larger than the sum of its proper divisors (38584583).

420573241 is a wasteful number, since it uses less digits than its factorization.

420573241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29231.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 420573241 is about 20507.8824114046. The cubic root of 420573241 is about 749.2277924595.

The spelling of 420573241 in words is "four hundred twenty million, five hundred seventy-three thousand, two hundred forty-one".