5240020437 has 16 divisors (see below), whose sum is σ = 7773700480. Its totient is φ = 3488528736.

The previous prime is 5240020391. The next prime is 5240020441. The reversal of 5240020437 is 7340200425.

5240020437 is a `hidden beast` number, since 52 + 400 + 204 + 3 + 7 = 666.

It is not a de Polignac number, because 5240020437 - 2¹⁶ = 5239954901 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5240020437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5240020477) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 113848 + ... + 153105.

It is an arithmetic number, because the mean of its divisors is an integer number (485856280).

Almost surely, 2^5240020437 is an apocalyptic number.

It is an amenable number.

5240020437 is a deficient number, since it is larger than the sum of its proper divisors (2533680043).

5240020437 is a wasteful number, since it uses less digits than its factorization.

5240020437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267689 (or 267683 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 5240020437 is about 72387.9854464814. The cubic root of 5240020437 is about 1736.9113786328.

The spelling of 5240020437 in words is "five billion, two hundred forty million, twenty thousand, four hundred thirty-seven".