43140204 has 36 divisors (see below), whose sum is σ = 109857384. Its totient is φ = 14273472.

The previous prime is 43140199. The next prime is 43140233. The reversal of 43140204 is 40204134.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×43140204² = 3722154402323232, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 559 + ... + 9305.

It is an arithmetic number, because the mean of its divisors is an integer number (3051594).

Almost surely, 2^43140204 is an apocalyptic number.

It is an amenable number.

43140204 is an abundant number, since it is smaller than the sum of its proper divisors (66717180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43140204 is a wasteful number, since it uses less digits than its factorization.

43140204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8894 (or 8889 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 43140204 is about 6568.1202790448. The cubic root of 43140204 is about 350.7201607169.

Adding to 43140204 its reverse (40204134), we get a palindrome (83344338).

The spelling of 43140204 in words is "forty-three million, one hundred forty thousand, two hundred four".