397282798 has 16 divisors (see below), whose sum is σ = 659804544. Its totient is φ = 177887160.

The previous prime is 397282789. The next prime is 397282883. The reversal of 397282798 is 897282793.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133290 + ... + 136237.

It is an arithmetic number, because the mean of its divisors is an integer number (41237784).

Almost surely, 2^397282798 is an apocalyptic number.

397282798 is a deficient number, since it is larger than the sum of its proper divisors (262521746).

397282798 is a wasteful number, since it uses less digits than its factorization.

397282798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269607.

The product of its digits is 3048192, while the sum is 55.

The square root of 397282798 is about 19931.9541942079. The cubic root of 397282798 is about 735.1341313508.

The spelling of 397282798 in words is "three hundred ninety-seven million, two hundred eighty-two thousand, seven hundred ninety-eight".