383198428 has 12 divisors (see below), whose sum is σ = 710044272. Its totient is φ = 180328640.

The previous prime is 383198399. The next prime is 383198429. The reversal of 383198428 is 824891383.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (383198429) 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, 2817568 + ... + 2817703.

It is an arithmetic number, because the mean of its divisors is an integer number (59170356).

Almost surely, 2^383198428 is an apocalyptic number.

It is an amenable number.

383198428 is a deficient number, since it is larger than the sum of its proper divisors (326845844).

383198428 is a wasteful number, since it uses less digits than its factorization.

383198428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5635292 (or 5635290 counting only the distinct ones).

The product of its digits is 331776, while the sum is 46.

The square root of 383198428 is about 19575.4547329047. The cubic root of 383198428 is about 726.3421372552.

The spelling of 383198428 in words is "three hundred eighty-three million, one hundred ninety-eight thousand, four hundred twenty-eight".