214453434 has 64 divisors (see below), whose sum is σ = 482630400. Its totient is φ = 63071232.

The previous prime is 214453429. The next prime is 214453451. The reversal of 214453434 is 434354412.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 255187 + ... + 256025.

It is an arithmetic number, because the mean of its divisors is an integer number (7541100).

Almost surely, 2^214453434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 214453434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (241315200).

214453434 is an abundant number, since it is smaller than the sum of its proper divisors (268176966).

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

214453434 is a wasteful number, since it uses less digits than its factorization.

214453434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 999.

The product of its digits is 23040, while the sum is 30.

The square root of 214453434 is about 14644.2286925601. The cubic root of 214453434 is about 598.5645630510.

The spelling of 214453434 in words is "two hundred fourteen million, four hundred fifty-three thousand, four hundred thirty-four".