420053560 has 16 divisors (see below), whose sum is σ = 945120600. Its totient is φ = 168021408.

The previous prime is 420053551. The next prime is 420053581. The reversal of 420053560 is 65350024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5250630 + ... + 5250709.

Almost surely, 2^420053560 is an apocalyptic number.

420053560 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

420053560 is an abundant number, since it is smaller than the sum of its proper divisors (525067040).

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

420053560 is a wasteful number, since it uses less digits than its factorization.

420053560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10501350 (or 10501346 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 420053560 is about 20495.2082204597. The cubic root of 420053560 is about 748.9190710200.

The spelling of 420053560 in words is "four hundred twenty million, fifty-three thousand, five hundred sixty".