397800603 has 6 divisors (see below), whose sum is σ = 574600884. Its totient is φ = 265200396.

The previous prime is 397800583. The next prime is 397800619. The reversal of 397800603 is 306008793.

It is not a de Polignac number, because 397800603 - 2¹³ = 397792411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (397800643) 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 5 ways as a sum of consecutive naturals, for example, 22100025 + ... + 22100042.

It is an arithmetic number, because the mean of its divisors is an integer number (95766814).

Almost surely, 2^397800603 is an apocalyptic number.

397800603 is a deficient number, since it is larger than the sum of its proper divisors (176800281).

397800603 is a wasteful number, since it uses less digits than its factorization.

397800603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44200073 (or 44200070 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 397800603 is about 19944.9392829359. The cubic root of 397800603 is about 735.4533757046.

The spelling of 397800603 in words is "three hundred ninety-seven million, eight hundred thousand, six hundred three".