42402967 has 2 divisors, whose sum is σ = 42402968. Its totient is φ = 42402966.

The previous prime is 42402953. The next prime is 42403019. The reversal of 42402967 is 76920424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42402967 - 2⁷ = 42402839 is a prime.

It is a super-2 number, since 2×42402967² = 3596023220806178, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42402907) 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, 21201483 + 21201484.

It is an arithmetic number, because the mean of its divisors is an integer number (21201484).

Almost surely, 2^42402967 is an apocalyptic number.

42402967 is a deficient number, since it is larger than the sum of its proper divisors (1).

42402967 is an equidigital number, since it uses as much as digits as its factorization.

42402967 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 42402967 is about 6511.7560611559. The cubic root of 42402967 is about 348.7108137178.

The spelling of 42402967 in words is "forty-two million, four hundred two thousand, nine hundred sixty-seven".