214438434 has 32 divisors (see below), whose sum is σ = 491003520. Its totient is φ = 61160832.

The previous prime is 214438423. The next prime is 214438489. The reversal of 214438434 is 434834412.

It is a junction number, because it is equal to n+sod(n) for n = 214438395 and 214438404.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21582 + ... + 29910.

It is an arithmetic number, because the mean of its divisors is an integer number (15343860).

Almost surely, 2^214438434 is an apocalyptic number.

214438434 is an abundant number, since it is smaller than the sum of its proper divisors (276565086).

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

214438434 is a wasteful number, since it uses less digits than its factorization.

214438434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8954.

The product of its digits is 36864, while the sum is 33.

The square root of 214438434 is about 14643.7165364534. The cubic root of 214438434 is about 598.5506071421.

The spelling of 214438434 in words is "two hundred fourteen million, four hundred thirty-eight thousand, four hundred thirty-four".