42607043 has 4 divisors (see below), whose sum is σ = 42650280. Its totient is φ = 42563808.

The previous prime is 42607039. The next prime is 42607069. The reversal of 42607043 is 34070624.

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 42607043 - 2² = 42607039 is a prime.

It is a super-2 number, since 2×42607043² = 3630720226407698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42607073) 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, 20105 + ... + 22122.

It is an arithmetic number, because the mean of its divisors is an integer number (10662570).

Almost surely, 2^42607043 is an apocalyptic number.

42607043 is a deficient number, since it is larger than the sum of its proper divisors (43237).

42607043 is a wasteful number, since it uses less digits than its factorization.

42607043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43236.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 42607043 is about 6527.4070655966. The cubic root of 42607043 is about 349.2693410461.

Adding to 42607043 its reverse (34070624), we get a palindrome (76677667).

The spelling of 42607043 in words is "forty-two million, six hundred seven thousand, forty-three".