2428591943 has 8 divisors (see below), whose sum is σ = 2482007808. Its totient is φ = 2375248824.

The previous prime is 2428591927. The next prime is 2428591993. The reversal of 2428591943 is 3491958242.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2428591943 - 2⁴ = 2428591927 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2428591993) 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, 52280 + ... + 87122.

It is an arithmetic number, because the mean of its divisors is an integer number (310250976).

Almost surely, 2^2428591943 is an apocalyptic number.

2428591943 is a deficient number, since it is larger than the sum of its proper divisors (53415865).

2428591943 is a wasteful number, since it uses less digits than its factorization.

2428591943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36373.

The product of its digits is 622080, while the sum is 47.

The square root of 2428591943 is about 49280.7461692698. The cubic root of 2428591943 is about 1344.1616999959.

The spelling of 2428591943 in words is "two billion, four hundred twenty-eight million, five hundred ninety-one thousand, nine hundred forty-three".