42076747 has 8 divisors (see below), whose sum is σ = 43154496. Its totient is φ = 41003592.

The previous prime is 42076739. The next prime is 42076777. The reversal of 42076747 is 74767024.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42076747 - 2³ = 42076739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42076777) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24408 + ... + 26074.

It is an arithmetic number, because the mean of its divisors is an integer number (5394312).

Almost surely, 2^42076747 is an apocalyptic number.

42076747 is a deficient number, since it is larger than the sum of its proper divisors (1077749).

42076747 is a wasteful number, since it uses less digits than its factorization.

42076747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2297.

The product of its (nonzero) digits is 65856, while the sum is 37.

The square root of 42076747 is about 6486.6591555284. The cubic root of 42076747 is about 347.8142615429.

The spelling of 42076747 in words is "forty-two million, seventy-six thousand, seven hundred forty-seven".