4271890398 has 32 divisors (see below), whose sum is σ = 8798630400. Its totient is φ = 1382100096.

The previous prime is 4271890393. The next prime is 4271890411. The reversal of 4271890398 is 8930981724.

It is a self number, because there is not a number n which added to its sum of digits gives 4271890398.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4271890391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48411 + ... + 104342.

It is an arithmetic number, because the mean of its divisors is an integer number (274957200).

Almost surely, 2^4271890398 is an apocalyptic number.

4271890398 is an abundant number, since it is smaller than the sum of its proper divisors (4526740002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4271890398 is a wasteful number, since it uses less digits than its factorization.

4271890398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152896.

The product of its (nonzero) digits is 870912, while the sum is 51.

The square root of 4271890398 is about 65359.7001064111. The cubic root of 4271890398 is about 1622.5821744812.

The spelling of 4271890398 in words is "four billion, two hundred seventy-one million, eight hundred ninety thousand, three hundred ninety-eight".