43142404 has 24 divisors (see below), whose sum is σ = 76910400. Its totient is φ = 21171744.

The previous prime is 43142389. The next prime is 43142417. The reversal of 43142404 is 40424134.

It is a super-2 number, since 2×43142404² = 3722534045798432, which contains 22 as substring.

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, 65742 + ... + 66394.

It is an arithmetic number, because the mean of its divisors is an integer number (3204600).

Almost surely, 2^43142404 is an apocalyptic number.

It is an amenable number.

43142404 is a deficient number, since it is larger than the sum of its proper divisors (33767996).

43142404 is a wasteful number, since it uses less digits than its factorization.

43142404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 939 (or 937 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 43142404 is about 6568.2877525273. The cubic root of 43142404 is about 350.7261224507.

Adding to 43142404 its reverse (40424134), we get a palindrome (83566538).

The spelling of 43142404 in words is "forty-three million, one hundred forty-two thousand, four hundred four".