398545035 has 64 divisors (see below), whose sum is σ = 764854272. Its totient is φ = 173264256.

The previous prime is 398545031. The next prime is 398545067. The reversal of 398545035 is 530545893.

It is not a de Polignac number, because 398545035 - 2² = 398545031 is a prime.

It is not an unprimeable number, because it can be changed into a prime (398545031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 547842 + ... + 548568.

It is an arithmetic number, because the mean of its divisors is an integer number (11950848).

Almost surely, 2^398545035 is an apocalyptic number.

398545035 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

398545035 is a deficient number, since it is larger than the sum of its proper divisors (366309237).

398545035 is a wasteful number, since it uses less digits than its factorization.

398545035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992.

The product of its (nonzero) digits is 324000, while the sum is 42.

The square root of 398545035 is about 19963.5927377814. The cubic root of 398545035 is about 735.9118582174.

The spelling of 398545035 in words is "three hundred ninety-eight million, five hundred forty-five thousand, thirty-five".