8242267520 has 64 divisors (see below), whose sum is σ = 20162474640. Its totient is φ = 3220224000.

The previous prime is 8242267513. The next prime is 8242267547. The reversal of 8242267520 is 257622428.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122231 + ... + 177270.

Almost surely, 2^8242267520 is an apocalyptic number.

8242267520 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8242267520 is an abundant number, since it is smaller than the sum of its proper divisors (11920207120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8242267520 is a wasteful number, since it uses less digits than its factorization.

8242267520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299563 (or 299551 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 38.

The square root of 8242267520 is about 90786.9347428362. The cubic root of 8242267520 is about 2019.9885239357.

Adding to 8242267520 its reverse (257622428), we get a palindrome (8499889948).

The spelling of 8242267520 in words is "eight billion, two hundred forty-two million, two hundred sixty-seven thousand, five hundred twenty".