42246029 has 4 divisors (see below), whose sum is σ = 48281184. Its totient is φ = 36210876.

The previous prime is 42246023. The next prime is 42246053. The reversal of 42246029 is 92064224.

42246029 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 42246029 - 2⁴ = 42246013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42245992 and 42246010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42246023) 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 3 ways as a sum of consecutive naturals, for example, 3017567 + ... + 3017580.

It is an arithmetic number, because the mean of its divisors is an integer number (12070296).

Almost surely, 2^42246029 is an apocalyptic number.

It is an amenable number.

42246029 is a deficient number, since it is larger than the sum of its proper divisors (6035155).

42246029 is an equidigital number, since it uses as much as digits as its factorization.

42246029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6035154.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 42246029 is about 6499.6945312838. The cubic root of 42246029 is about 348.2800763085.

The spelling of 42246029 in words is "forty-two million, two hundred forty-six thousand, twenty-nine".