42657337 has 8 divisors (see below), whose sum is σ = 46116800. Its totient is φ = 39319344.

The previous prime is 42657323. The next prime is 42657379. The reversal of 42657337 is 73375624.

42657337 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42657337 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a junction number, because it is equal to n+sod(n) for n = 42657296 and 42657305.

It is not an unprimeable number, because it can be changed into a prime (42657317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29637 + ... + 31042.

It is an arithmetic number, because the mean of its divisors is an integer number (5764600).

Almost surely, 2^42657337 is an apocalyptic number.

It is an amenable number.

42657337 is a deficient number, since it is larger than the sum of its proper divisors (3459463).

42657337 is a wasteful number, since it uses less digits than its factorization.

42657337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60735.

The product of its digits is 105840, while the sum is 37.

The square root of 42657337 is about 6531.2584545400. The cubic root of 42657337 is about 349.4067146174.

The spelling of 42657337 in words is "forty-two million, six hundred fifty-seven thousand, three hundred thirty-seven".