397228614 has 16 divisors (see below), whose sum is σ = 795425520. Its totient is φ = 132248160.

The previous prime is 397228583. The next prime is 397228661. The reversal of 397228614 is 416822793.

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, 34957 + ... + 44904.

It is an arithmetic number, because the mean of its divisors is an integer number (49714095).

Almost surely, 2^397228614 is an apocalyptic number.

397228614 is an abundant number, since it is smaller than the sum of its proper divisors (398196906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

397228614 is a wasteful number, since it uses less digits than its factorization.

397228614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80695.

The product of its digits is 145152, while the sum is 42.

The square root of 397228614 is about 19930.5949233835. The cubic root of 397228614 is about 735.1007090473.

The spelling of 397228614 in words is "three hundred ninety-seven million, two hundred twenty-eight thousand, six hundred fourteen".