42125735 has 8 divisors (see below), whose sum is σ = 50661936. Its totient is φ = 33626560.

The previous prime is 42125729. The next prime is 42125761. The reversal of 42125735 is 53752124.

It is a happy number.

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

It is not a de Polignac number, because 42125735 - 2¹⁰ = 42124711 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42125698 and 42125707.

It is a congruent number.

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, 6686 + ... + 11355.

It is an arithmetic number, because the mean of its divisors is an integer number (6332742).

Almost surely, 2^42125735 is an apocalyptic number.

42125735 is a deficient number, since it is larger than the sum of its proper divisors (8536201).

42125735 is a wasteful number, since it uses less digits than its factorization.

42125735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18513.

The product of its digits is 8400, while the sum is 29.

The square root of 42125735 is about 6490.4341149110. The cubic root of 42125735 is about 347.9491905165.

Adding to 42125735 its reverse (53752124), we get a palindrome (95877859).

The spelling of 42125735 in words is "forty-two million, one hundred twenty-five thousand, seven hundred thirty-five".