234521416 has 8 divisors (see below), whose sum is σ = 439727670. Its totient is φ = 117260704.

The previous prime is 234521411. The next prime is 234521431. The reversal of 234521416 is 614125432.

234521416 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 234396100 + 125316 = 15310^2 + 354^2 .

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 (234521411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14657581 + ... + 14657596.

Almost surely, 2^234521416 is an apocalyptic number.

It is an amenable number.

234521416 is a deficient number, since it is larger than the sum of its proper divisors (205206254).

234521416 is a wasteful number, since it uses less digits than its factorization.

234521416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29315183 (or 29315179 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 234521416 is about 15314.0920723365. The cubic root of 234521416 is about 616.6813804459.

Adding to 234521416 its reverse (614125432), we get a palindrome (848646848).

The spelling of 234521416 in words is "two hundred thirty-four million, five hundred twenty-one thousand, four hundred sixteen".