5220421406 has 8 divisors (see below), whose sum is σ = 7937901264. Its totient is φ = 2574454320.

The previous prime is 5220421373. The next prime is 5220421411. The reversal of 5220421406 is 6041240225.

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

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, 17878010 + ... + 17878301.

It is an arithmetic number, because the mean of its divisors is an integer number (992237658).

Almost surely, 2^5220421406 is an apocalyptic number.

5220421406 is a deficient number, since it is larger than the sum of its proper divisors (2717479858).

5220421406 is a wasteful number, since it uses less digits than its factorization.

5220421406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35756386.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 5220421406 is about 72252.4837358551. The cubic root of 5220421406 is about 1734.7431739817.

The spelling of 5220421406 in words is "five billion, two hundred twenty million, four hundred twenty-one thousand, four hundred six".