42862747 has 2 divisors, whose sum is σ = 42862748. Its totient is φ = 42862746.

The previous prime is 42862741. The next prime is 42862769. The reversal of 42862747 is 74726824.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42862747 - 2⁷ = 42862619 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42862741) 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 as a sum of consecutive naturals, namely, 21431373 + 21431374.

It is an arithmetic number, because the mean of its divisors is an integer number (21431374).

Almost surely, 2^42862747 is an apocalyptic number.

42862747 is a deficient number, since it is larger than the sum of its proper divisors (1).

42862747 is an equidigital number, since it uses as much as digits as its factorization.

42862747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 150528, while the sum is 40.

The square root of 42862747 is about 6546.9647165690. The cubic root of 42862747 is about 349.9666553267.

The spelling of 42862747 in words is "forty-two million, eight hundred sixty-two thousand, seven hundred forty-seven".