43342972 has 12 divisors (see below), whose sum is σ = 75896296. Its totient is φ = 21658320.

The previous prime is 43342969. The next prime is 43342997. The reversal of 43342972 is 27924334.

It is a happy number.

It is a super-2 number, since 2×43342972² = 3757226443585568, 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 3 ways as a sum of consecutive naturals, for example, 11347 + ... + 14677.

Almost surely, 2^43342972 is an apocalyptic number.

It is an amenable number.

43342972 is a deficient number, since it is larger than the sum of its proper divisors (32553324).

43342972 is a wasteful number, since it uses less digits than its factorization.

43342972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6588 (or 6586 counting only the distinct ones).

The product of its digits is 36288, while the sum is 34.

The square root of 43342972 is about 6583.5379546259. The cubic root of 43342972 is about 351.2687881441.

The spelling of 43342972 in words is "forty-three million, three hundred forty-two thousand, nine hundred seventy-two".