398225810219 has 8 divisors (see below), whose sum is σ = 398983865280. Its totient is φ = 397468120896.

The previous prime is 398225810183. The next prime is 398225810233. The reversal of 398225810219 is 912018522893.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-398225810219 is a prime.

It is a super-2 number, since 2×398225810219² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (398225815219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2139902 + ... + 2318540.

It is an arithmetic number, because the mean of its divisors is an integer number (49872983160).

Almost surely, 2^398225810219 is an apocalyptic number.

398225810219 is a deficient number, since it is larger than the sum of its proper divisors (758055061).

398225810219 is a wasteful number, since it uses less digits than its factorization.

398225810219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182869.

The product of its (nonzero) digits is 622080, while the sum is 50.

The spelling of 398225810219 in words is "three hundred ninety-eight billion, two hundred twenty-five million, eight hundred ten thousand, two hundred nineteen".