43243402 has 16 divisors (see below), whose sum is σ = 66111552. Its totient is φ = 21209440.

The previous prime is 43243399. The next prime is 43243429. The reversal of 43243402 is 20434234.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32433 + ... + 33739.

It is an arithmetic number, because the mean of its divisors is an integer number (4131972).

Almost surely, 2^43243402 is an apocalyptic number.

43243402 is a deficient number, since it is larger than the sum of its proper divisors (22868150).

43243402 is a wasteful number, since it uses less digits than its factorization.

43243402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 43243402 is about 6575.9715631989. The cubic root of 43243402 is about 350.9995968643. Note that the first 3 decimals are identical.

Adding to 43243402 its reverse (20434234), we get a palindrome (63677636).

It can be divided in two parts, 432 and 43402, that added together give a palindrome (43834).

The spelling of 43243402 in words is "forty-three million, two hundred forty-three thousand, four hundred two".