42693412 has 24 divisors (see below), whose sum is σ = 78007160. Its totient is φ = 20424960.

The previous prime is 42693401. The next prime is 42693421. The reversal of 42693412 is 21439624.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 256 + 42693156 = 16^2 + 6534^2 .

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, 6664 + ... + 11392.

Almost surely, 2^42693412 is an apocalyptic number.

It is an amenable number.

42693412 is a deficient number, since it is larger than the sum of its proper divisors (35313748).

42693412 is a wasteful number, since it uses less digits than its factorization.

42693412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4831 (or 4829 counting only the distinct ones).

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

The square root of 42693412 is about 6534.0195898084. The cubic root of 42693412 is about 349.5051837711.

The spelling of 42693412 in words is "forty-two million, six hundred ninety-three thousand, four hundred twelve".