43142516 has 6 divisors (see below), whose sum is σ = 75499410. Its totient is φ = 21571256.

The previous prime is 43142467. The next prime is 43142531. The reversal of 43142516 is 61524134.

It can be written as a sum of positive squares in only one way, i.e., 41654116 + 1488400 = 6454^2 + 1220^2 .

It is a super-2 number, since 2×43142516² = 3722553373620512, 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 as a sum of consecutive naturals, namely, 5392811 + ... + 5392818.

It is an arithmetic number, because the mean of its divisors is an integer number (12583235).

Almost surely, 2^43142516 is an apocalyptic number.

It is an amenable number.

43142516 is a deficient number, since it is larger than the sum of its proper divisors (32356894).

43142516 is a wasteful number, since it uses less digits than its factorization.

43142516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10785633 (or 10785631 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 43142516 is about 6568.2962783358. The cubic root of 43142516 is about 350.7264259518.

The spelling of 43142516 in words is "forty-three million, one hundred forty-two thousand, five hundred sixteen".