2420873437 has 4 divisors (see below), whose sum is σ = 2430293436. Its totient is φ = 2411453440.

The previous prime is 2420873417. The next prime is 2420873447. The reversal of 2420873437 is 7343780242.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2187058756 + 233814681 = 46766^2 + 15291^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2420873437 is a prime.

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 2420873437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2420873417) 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, 4709614 + ... + 4710127.

It is an arithmetic number, because the mean of its divisors is an integer number (607573359).

Almost surely, 2^2420873437 is an apocalyptic number.

It is an amenable number.

2420873437 is a deficient number, since it is larger than the sum of its proper divisors (9419999).

2420873437 is an equidigital number, since it uses as much as digits as its factorization.

2420873437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9419998.

The product of its (nonzero) digits is 225792, while the sum is 40.

The square root of 2420873437 is about 49202.3722700441. The cubic root of 2420873437 is about 1342.7361921345.

The spelling of 2420873437 in words is "two billion, four hundred twenty million, eight hundred seventy-three thousand, four hundred thirty-seven".