43214733 has 12 divisors (see below), whose sum is σ = 62491260. Its totient is φ = 28777536.

The previous prime is 43214719. The next prime is 43214737. The reversal of 43214733 is 33741234.

It can be written as a sum of positive squares in 2 ways, for example, as 4052169 + 39162564 = 2013^2 + 6258^2 .

It is not a de Polignac number, because 43214733 - 2⁵ = 43214701 is a prime.

It is a super-2 number, since 2×43214733² = 3735026296522578, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 43214697 and 43214706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43214737) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8035 + ... + 12287.

It is an arithmetic number, because the mean of its divisors is an integer number (5207605).

Almost surely, 2^43214733 is an apocalyptic number.

It is an amenable number.

43214733 is a deficient number, since it is larger than the sum of its proper divisors (19276527).

43214733 is a wasteful number, since it uses less digits than its factorization.

43214733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5388 (or 5385 counting only the distinct ones).

The product of its digits is 6048, while the sum is 27.

The square root of 43214733 is about 6573.7913718036. The cubic root of 43214733 is about 350.9220125272.

Adding to 43214733 its reverse (33741234), we get a palindrome (76955967).

The spelling of 43214733 in words is "forty-three million, two hundred fourteen thousand, seven hundred thirty-three".