42025742 has 8 divisors (see below), whose sum is σ = 68769432. Its totient is φ = 19102600.

The previous prime is 42025729. The next prime is 42025757. The reversal of 42025742 is 24752024.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 955109 + ... + 955152.

It is an arithmetic number, because the mean of its divisors is an integer number (8596179).

Almost surely, 2^42025742 is an apocalyptic number.

42025742 is a deficient number, since it is larger than the sum of its proper divisors (26743690).

42025742 is a wasteful number, since it uses less digits than its factorization.

42025742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1910274.

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 42025742 is about 6482.7264326053. The cubic root of 42025742 is about 347.6736657611.

Adding to 42025742 its reverse (24752024), we get a palindrome (66777766).

It can be divided in two parts, 420 and 25742, that added together give a palindrome (26162).

The spelling of 42025742 in words is "forty-two million, twenty-five thousand, seven hundred forty-two".