420596 has 24 divisors (see below), whose sum is σ = 819840. Its totient is φ = 188760.

The previous prime is 420593. The next prime is 420599. The reversal of 420596 is 695024.

It is an interprime number because it is at equal distance from previous prime (420593) and next prime (420599).

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420593) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5285 + ... + 5363.

It is an arithmetic number, because the mean of its divisors is an integer number (34160).

2⁴²⁰⁵⁹⁶ is an apocalyptic number.

It is an amenable number.

420596 is a deficient number, since it is larger than the sum of its proper divisors (399244).

420596 is a wasteful number, since it uses less digits than its factorization.

420596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116 (or 92 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 420596 is about 648.5337308113. The cubic root of 420596 is about 74.9241306846.

The spelling of 420596 in words is "four hundred twenty thousand, five hundred ninety-six".