398302029 has 24 divisors (see below), whose sum is σ = 600032160. Its totient is φ = 264022416.

The previous prime is 398302007. The next prime is 398302033. The reversal of 398302029 is 920203893.

It is not a de Polignac number, because 398302029 - 2¹¹ = 398299981 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 398301984 and 398302002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (398302039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38919 + ... + 48075.

It is an arithmetic number, because the mean of its divisors is an integer number (25001340).

Almost surely, 2^398302029 is an apocalyptic number.

It is an amenable number.

398302029 is a deficient number, since it is larger than the sum of its proper divisors (201730131).

398302029 is an equidigital number, since it uses as much as digits as its factorization.

398302029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9351 (or 9339 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 398302029 is about 19957.5055806080. The cubic root of 398302029 is about 735.7622579297.

The spelling of 398302029 in words is "three hundred ninety-eight million, three hundred two thousand, twenty-nine".