4020525242 has 8 divisors (see below), whose sum is σ = 6059370432. Its totient is φ = 2000735100.

The previous prime is 4020525221. The next prime is 4020525247. The reversal of 4020525242 is 2425250204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (4020525247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4763234 + ... + 4764077.

It is an arithmetic number, because the mean of its divisors is an integer number (757421304).

Almost surely, 2^4020525242 is an apocalyptic number.

4020525242 is a deficient number, since it is larger than the sum of its proper divisors (2038845190).

4020525242 is a wasteful number, since it uses less digits than its factorization.

4020525242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9527524.

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

The square root of 4020525242 is about 63407.6118616685. The cubic root of 4020525242 is about 1590.1115702994. Note that the first 3 decimals are identical.

Adding to 4020525242 its reverse (2425250204), we get a palindrome (6445775446).

The spelling of 4020525242 in words is "four billion, twenty million, five hundred twenty-five thousand, two hundred forty-two".