4020424264 has 8 divisors (see below), whose sum is σ = 7538295510. Its totient is φ = 2010212128.

The previous prime is 4020424253. The next prime is 4020424271. The reversal of 4020424264 is 4624240204.

It can be written as a sum of positive squares in only one way, i.e., 3766276900 + 254147364 = 61370^2 + 15942^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×4020424264² = 32327622525119883392, which contains 22 as substring.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251276509 + ... + 251276524.

Almost surely, 2^4020424264 is an apocalyptic number.

It is an amenable number.

4020424264 is a deficient number, since it is larger than the sum of its proper divisors (3517871246).

4020424264 is a wasteful number, since it uses less digits than its factorization.

4020424264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502553039 (or 502553035 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

The square root of 4020424264 is about 63406.8155958017. The cubic root of 4020424264 is about 1590.0982579732.

Adding to 4020424264 its reverse (4624240204), we get a palindrome (8644664468).

The spelling of 4020424264 in words is "four billion, twenty million, four hundred twenty-four thousand, two hundred sixty-four".