43405052 has 6 divisors (see below), whose sum is σ = 75958848. Its totient is φ = 21702524.

The previous prime is 43405051. The next prime is 43405057. The reversal of 43405052 is 25050434.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43405051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5425628 + ... + 5425635.

It is an arithmetic number, because the mean of its divisors is an integer number (12659808).

Almost surely, 2^43405052 is an apocalyptic number.

It is an amenable number.

43405052 is a deficient number, since it is larger than the sum of its proper divisors (32553796).

43405052 is a wasteful number, since it uses less digits than its factorization.

43405052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10851267 (or 10851265 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 43405052 is about 6588.2510577543. The cubic root of 43405052 is about 351.4364151925.

Adding to 43405052 its reverse (25050434), we get a palindrome (68455486).

The spelling of 43405052 in words is "forty-three million, four hundred five thousand, fifty-two".