42941751 has 4 divisors (see below), whose sum is σ = 57255672. Its totient is φ = 28627832.

The previous prime is 42941737. The next prime is 42941753. The reversal of 42941751 is 15714924.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42941751 - 2¹¹ = 42939703 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42941753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7156956 + ... + 7156961.

It is an arithmetic number, because the mean of its divisors is an integer number (14313918).

Almost surely, 2^42941751 is an apocalyptic number.

42941751 is a deficient number, since it is larger than the sum of its proper divisors (14313921).

42941751 is a wasteful number, since it uses less digits than its factorization.

42941751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14313920.

The product of its digits is 10080, while the sum is 33.

The square root of 42941751 is about 6552.9955745445. The cubic root of 42941751 is about 350.1815411944.

The spelling of 42941751 in words is "forty-two million, nine hundred forty-one thousand, seven hundred fifty-one".