214021634 has 8 divisors (see below), whose sum is σ = 321096960. Its totient is φ = 106989316.

The previous prime is 214021631. The next prime is 214021637. The reversal of 214021634 is 436120412.

It is an interprime number because it is at equal distance from previous prime (214021631) and next prime (214021637).

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

It is not an unprimeable number, because it can be changed into a prime (214021631) 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 in 3 ways as a sum of consecutive naturals, for example, 8807 + ... + 22485.

It is an arithmetic number, because the mean of its divisors is an integer number (40137120).

Almost surely, 2^214021634 is an apocalyptic number.

214021634 is a deficient number, since it is larger than the sum of its proper divisors (107075326).

214021634 is a wasteful number, since it uses less digits than its factorization.

214021634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21504.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 214021634 is about 14629.4782545380. The cubic root of 214021634 is about 598.1625583875.

The spelling of 214021634 in words is "two hundred fourteen million, twenty-one thousand, six hundred thirty-four".