214127656 has 8 divisors (see below), whose sum is σ = 401489370. Its totient is φ = 107063824.

The previous prime is 214127611. The next prime is 214127657. The reversal of 214127656 is 656721412.

It can be written as a sum of positive squares in only one way, i.e., 211120900 + 3006756 = 14530^2 + 1734^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (214127657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13382971 + ... + 13382986.

Almost surely, 2^214127656 is an apocalyptic number.

It is an amenable number.

214127656 is a deficient number, since it is larger than the sum of its proper divisors (187361714).

214127656 is a wasteful number, since it uses less digits than its factorization.

214127656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26765963 (or 26765959 counting only the distinct ones).

The product of its digits is 20160, while the sum is 34.

The square root of 214127656 is about 14633.1013800903. The cubic root of 214127656 is about 598.2613146369.

The spelling of 214127656 in words is "two hundred fourteen million, one hundred twenty-seven thousand, six hundred fifty-six".