397356214 has 8 divisors (see below), whose sum is σ = 596877120. Its totient is φ = 198397176.

The previous prime is 397356191. The next prime is 397356217. The reversal of 397356214 is 412653793.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (397356217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138694 + ... + 141529.

It is an arithmetic number, because the mean of its divisors is an integer number (74609640).

Almost surely, 2^397356214 is an apocalyptic number.

397356214 is a deficient number, since it is larger than the sum of its proper divisors (199520906).

397356214 is a wasteful number, since it uses less digits than its factorization.

397356214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280934.

The product of its digits is 136080, while the sum is 40.

The square root of 397356214 is about 19933.7957750149. The cubic root of 397356214 is about 735.1794116763.

The spelling of 397356214 in words is "three hundred ninety-seven million, three hundred fifty-six thousand, two hundred fourteen".