420937 has 8 divisors (see below), whose sum is σ = 486432. Its totient is φ = 360000.

The previous prime is 420929. The next prime is 420941. The reversal of 420937 is 739024.

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 420937 - 2³ = 420929 is a prime.

It is a Duffinian number.

420937 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (420967) 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, 939 + ... + 1312.

It is an arithmetic number, because the mean of its divisors is an integer number (60804).

2⁴²⁰⁹³⁷ is an apocalyptic number.

It is an amenable number.

420937 is a deficient number, since it is larger than the sum of its proper divisors (65495).

420937 is a wasteful number, since it uses less digits than its factorization.

420937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2279.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 420937 is about 648.7965782894. The cubic root of 420937 is about 74.9443735677.

The spelling of 420937 in words is "four hundred twenty thousand, nine hundred thirty-seven".