42426037 has 4 divisors (see below), whose sum is σ = 42456960. Its totient is φ = 42395116.

The previous prime is 42426029. The next prime is 42426047. The reversal of 42426037 is 73062424.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42426037 - 2³ = 42426029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42425996 and 42426014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42426047) 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, 13303 + ... + 16180.

It is an arithmetic number, because the mean of its divisors is an integer number (10614240).

Almost surely, 2^42426037 is an apocalyptic number.

It is an amenable number.

42426037 is a deficient number, since it is larger than the sum of its proper divisors (30923).

42426037 is a wasteful number, since it uses less digits than its factorization.

42426037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30922.

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 42426037 is about 6513.5272318460. The cubic root of 42426037 is about 348.7740427835.

The spelling of 42426037 in words is "forty-two million, four hundred twenty-six thousand, thirty-seven".