234713428 has 6 divisors (see below), whose sum is σ = 410748506. Its totient is φ = 117356712.

The previous prime is 234713419. The next prime is 234713429. The reversal of 234713428 is 824317432.

It can be written as a sum of positive squares in only one way, i.e., 228251664 + 6461764 = 15108^2 + 2542^2 .

It is a super-2 number, since 2×234713428² = 110180786567022368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 234713393 and 234713402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234713429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29339175 + ... + 29339182.

Almost surely, 2^234713428 is an apocalyptic number.

It is an amenable number.

234713428 is a deficient number, since it is larger than the sum of its proper divisors (176035078).

234713428 is a wasteful number, since it uses less digits than its factorization.

234713428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58678361 (or 58678359 counting only the distinct ones).

The product of its digits is 32256, while the sum is 34.

The square root of 234713428 is about 15320.3599174432. The cubic root of 234713428 is about 616.8496350503.

The spelling of 234713428 in words is "two hundred thirty-four million, seven hundred thirteen thousand, four hundred twenty-eight".