214456406 has 4 divisors (see below), whose sum is σ = 321684612. Its totient is φ = 107228202.

The previous prime is 214456399. The next prime is 214456433. The reversal of 214456406 is 604654412.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53614100 + ... + 53614103.

It is an arithmetic number, because the mean of its divisors is an integer number (80421153).

Almost surely, 2^214456406 is an apocalyptic number.

214456406 is a deficient number, since it is larger than the sum of its proper divisors (107228206).

214456406 is a wasteful number, since it uses less digits than its factorization.

214456406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107228205.

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 214456406 is about 14644.3301656307. The cubic root of 214456406 is about 598.5673281045.

The spelling of 214456406 in words is "two hundred fourteen million, four hundred fifty-six thousand, four hundred six".