4021418398 has 8 divisors (see below), whose sum is σ = 6032542320. Its totient is φ = 2010570960.

The previous prime is 4021418393. The next prime is 4021418399. The reversal of 4021418398 is 8938141204.

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

It is a self number, because there is not a number n which added to its sum of digits gives 4021418398.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021418393) 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, 27823 + ... + 93898.

It is an arithmetic number, because the mean of its divisors is an integer number (754067790).

Almost surely, 2^4021418398 is an apocalyptic number.

4021418398 is a deficient number, since it is larger than the sum of its proper divisors (2011123922).

4021418398 is a wasteful number, since it uses less digits than its factorization.

4021418398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138242.

The product of its (nonzero) digits is 55296, while the sum is 40.

The square root of 4021418398 is about 63414.6544420136. The cubic root of 4021418398 is about 1590.2293088577.

The spelling of 4021418398 in words is "four billion, twenty-one million, four hundred eighteen thousand, three hundred ninety-eight".