43142296 has 32 divisors (see below), whose sum is σ = 86703840. Its totient is φ = 20072448.

The previous prime is 43142213. The next prime is 43142303. The reversal of 43142296 is 69224134.

It is a happy number.

It is a super-2 number, since 2×43142296² = 3722515408303232, which contains 22 as substring.

It is a congruent number.

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, 3640 + ... + 9976.

It is an arithmetic number, because the mean of its divisors is an integer number (2709495).

Almost surely, 2^43142296 is an apocalyptic number.

43142296 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

43142296 is an abundant number, since it is smaller than the sum of its proper divisors (43561544).

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

43142296 is a wasteful number, since it uses less digits than its factorization.

43142296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6403 (or 6399 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 43142296 is about 6568.2795312015. The cubic root of 43142296 is about 350.7258297885.

The spelling of 43142296 in words is "forty-three million, one hundred forty-two thousand, two hundred ninety-six".