42071366 has 12 divisors (see below), whose sum is σ = 64205412. Its totient is φ = 20675724.

The previous prime is 42071363. The next prime is 42071383. The reversal of 42071366 is 66317024.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42071363) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3941 + ... + 9983.

It is an arithmetic number, because the mean of its divisors is an integer number (5350451).

Almost surely, 2^42071366 is an apocalyptic number.

42071366 is a deficient number, since it is larger than the sum of its proper divisors (22134046).

42071366 is an equidigital number, since it uses as much as digits as its factorization.

42071366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6163 (or 6104 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 42071366 is about 6486.2443678912. The cubic root of 42071366 is about 347.7994341267.

The spelling of 42071366 in words is "forty-two million, seventy-one thousand, three hundred sixty-six".