5242520040 has 64 divisors (see below), whose sum is σ = 15733344960. Its totient is φ = 1397491200.

The previous prime is 5242520029. The next prime is 5242520057. The reversal of 5242520040 is 400252425.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 409740 + ... + 422340.

It is an arithmetic number, because the mean of its divisors is an integer number (245833515).

Almost surely, 2^5242520040 is an apocalyptic number.

It is an amenable number.

5242520040 is an abundant number, since it is smaller than the sum of its proper divisors (10490824920).

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

5242520040 is a wasteful number, since it uses less digits than its factorization.

5242520040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16082 (or 16078 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 5242520040 is about 72405.2487047728. The cubic root of 5242520040 is about 1737.1875161520.

Adding to 5242520040 its reverse (400252425), we get a palindrome (5642772465).

The spelling of 5242520040 in words is "five billion, two hundred forty-two million, five hundred twenty thousand, forty".