5421747398 has 8 divisors (see below), whose sum is σ = 8132941992. Its totient is φ = 2710766736.

The previous prime is 5421747379. The next prime is 5421747421. The reversal of 5421747398 is 8937471245.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49661 + ... + 115367.

It is an arithmetic number, because the mean of its divisors is an integer number (1016617749).

Almost surely, 2^5421747398 is an apocalyptic number.

5421747398 is a deficient number, since it is larger than the sum of its proper divisors (2711194594).

5421747398 is a wasteful number, since it uses less digits than its factorization.

5421747398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106966.

The product of its digits is 1693440, while the sum is 50.

The square root of 5421747398 is about 73632.5159016042. The cubic root of 5421747398 is about 1756.7626652627.

The spelling of 5421747398 in words is "five billion, four hundred twenty-one million, seven hundred forty-seven thousand, three hundred ninety-eight".