214689432 has 32 divisors (see below), whose sum is σ = 546853680. Its totient is φ = 70212480.

The previous prime is 214689403. The next prime is 214689437. The reversal of 214689432 is 234986412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214689437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83119 + ... + 85662.

Almost surely, 2^214689432 is an apocalyptic number.

It is an amenable number.

214689432 is an abundant number, since it is smaller than the sum of its proper divisors (332164248).

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

214689432 is a wasteful number, since it uses less digits than its factorization.

214689432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168843 (or 168839 counting only the distinct ones).

The product of its digits is 82944, while the sum is 39.

The square root of 214689432 is about 14652.2841905281. The cubic root of 214689432 is about 598.7840485459.

It can be divided in two parts, 21 and 4689432, that added together give a triangular number (4689453 = T₃₀₆₂).

The spelling of 214689432 in words is "two hundred fourteen million, six hundred eighty-nine thousand, four hundred thirty-two".