420036526 has 48 divisors (see below), whose sum is σ = 792088416. Its totient is φ = 165582144.

The previous prime is 420036521. The next prime is 420036571. The reversal of 420036526 is 625630024.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 420036494 and 420036503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420036521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 620100 + ... + 620776.

It is an arithmetic number, because the mean of its divisors is an integer number (16501842).

Almost surely, 2^420036526 is an apocalyptic number.

420036526 is a deficient number, since it is larger than the sum of its proper divisors (372051890).

420036526 is a wasteful number, since it uses less digits than its factorization.

420036526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1193 (or 1186 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 420036526 is about 20494.7926556967. The cubic root of 420036526 is about 748.9089475015.

The spelling of 420036526 in words is "four hundred twenty million, thirty-six thousand, five hundred twenty-six".