420035024 has 10 divisors (see below), whose sum is σ = 813817890. Its totient is φ = 210017504.

The previous prime is 420035009. The next prime is 420035041. The reversal of 420035024 is 420530024.

It can be written as a sum of positive squares in only one way, i.e., 271195024 + 148840000 = 16468^2 + 12200^2 .

It is a junction number, because it is equal to n+sod(n) for n = 420034987 and 420035005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13126079 + ... + 13126110.

It is an arithmetic number, because the mean of its divisors is an integer number (81381789).

Almost surely, 2^420035024 is an apocalyptic number.

It is an amenable number.

420035024 is a deficient number, since it is larger than the sum of its proper divisors (393782866).

420035024 is a wasteful number, since it uses less digits than its factorization.

420035024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26252197 (or 26252191 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 420035024 is about 20494.7560122096. The cubic root of 420035024 is about 748.9080548311.

Adding to 420035024 its reverse (420530024), we get a palindrome (840565048).

The spelling of 420035024 in words is "four hundred twenty million, thirty-five thousand, twenty-four".