420452504 has 32 divisors (see below), whose sum is σ = 827149440. Its totient is φ = 200102400.

The previous prime is 420452503. The next prime is 420452509. The reversal of 420452504 is 405254024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420452503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1232 + ... + 29024.

It is an arithmetic number, because the mean of its divisors is an integer number (25848420).

Almost surely, 2^420452504 is an apocalyptic number.

It is an amenable number.

420452504 is a deficient number, since it is larger than the sum of its proper divisors (406696936).

420452504 is a wasteful number, since it uses less digits than its factorization.

420452504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27891 (or 27887 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 420452504 is about 20504.9385270963. The cubic root of 420452504 is about 749.1560901852.

The spelling of 420452504 in words is "four hundred twenty million, four hundred fifty-two thousand, five hundred four".