5342438859 has 4 divisors (see below), whose sum is σ = 7123251816. Its totient is φ = 3561625904.

The previous prime is 5342438851. The next prime is 5342438879. The reversal of 5342438859 is 9588342435.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 5342438859 - 2³ = 5342438851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5342438851) 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, 890406474 + ... + 890406479.

It is an arithmetic number, because the mean of its divisors is an integer number (1780812954).

Almost surely, 2^5342438859 is an apocalyptic number.

5342438859 is a deficient number, since it is larger than the sum of its proper divisors (1780812957).

5342438859 is a wasteful number, since it uses less digits than its factorization.

5342438859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1780812956.

The product of its digits is 4147200, while the sum is 51.

The square root of 5342438859 is about 73091.9890206854. The cubic root of 5342438859 is about 1748.1546653245.

The spelling of 5342438859 in words is "five billion, three hundred forty-two million, four hundred thirty-eight thousand, eight hundred fifty-nine".