42246867 has 8 divisors (see below), whose sum is σ = 60662224. Its totient is φ = 25998048.

The previous prime is 42246863. The next prime is 42246877. The reversal of 42246867 is 76864224.

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

It is not a de Polignac number, because 42246867 - 2² = 42246863 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 1083253 = 42246867 / (4 + 2 + 2 + 4 + 6 + 8 + 6 + 7).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42246863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 541588 + ... + 541665.

It is an arithmetic number, because the mean of its divisors is an integer number (7582778).

Almost surely, 2^42246867 is an apocalyptic number.

42246867 is a deficient number, since it is larger than the sum of its proper divisors (18415357).

42246867 is a wasteful number, since it uses less digits than its factorization.

42246867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083269.

The product of its digits is 129024, while the sum is 39.

The square root of 42246867 is about 6499.7589955321. The cubic root of 42246867 is about 348.2823791425.

The spelling of 42246867 in words is "forty-two million, two hundred forty-six thousand, eight hundred sixty-seven".