420875036 has 24 divisors (see below), whose sum is σ = 755650560. Its totient is φ = 205016112.

The previous prime is 420875033. The next prime is 420875047. The reversal of 420875036 is 630578024.

It is a happy number.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 420874987 and 420875005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420875033) 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, 36905 + ... + 46943.

It is an arithmetic number, because the mean of its divisors is an integer number (31485440).

Almost surely, 2^420875036 is an apocalyptic number.

It is an amenable number.

420875036 is a deficient number, since it is larger than the sum of its proper divisors (334775524).

420875036 is a wasteful number, since it uses less digits than its factorization.

420875036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10313 (or 10311 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 420875036 is about 20515.2391163252. The cubic root of 420875036 is about 749.4069599356.

The spelling of 420875036 in words is "four hundred twenty million, eight hundred seventy-five thousand, thirty-six".