5040421240 has 32 divisors (see below), whose sum is σ = 11400341760. Its totient is φ = 2005609600.

The previous prime is 5040421231. The next prime is 5040421249. The reversal of 5040421240 is 421240405.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5040421231) and next prime (5040421249).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5040421249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322231 + ... + 337510.

It is an arithmetic number, because the mean of its divisors is an integer number (356260680).

Almost surely, 2^5040421240 is an apocalyptic number.

It is an amenable number.

5040421240 is an abundant number, since it is smaller than the sum of its proper divisors (6359920520).

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

5040421240 is a wasteful number, since it uses less digits than its factorization.

5040421240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659943 (or 659939 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 5040421240 is about 70995.9241083599. The cubic root of 5040421240 is about 1714.5715414015.

Adding to 5040421240 its reverse (421240405), we get a palindrome (5461661645).

The spelling of 5040421240 in words is "five billion, forty million, four hundred twenty-one thousand, two hundred forty".