42054667 has 2 divisors, whose sum is σ = 42054668. Its totient is φ = 42054666.

The previous prime is 42054659. The next prime is 42054671. The reversal of 42054667 is 76645024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42054667 - 2³ = 42054659 is a prime.

It is not a weakly prime, because it can be changed into another prime (42054647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21027333 + 21027334.

It is an arithmetic number, because the mean of its divisors is an integer number (21027334).

Almost surely, 2^42054667 is an apocalyptic number.

42054667 is a deficient number, since it is larger than the sum of its proper divisors (1).

42054667 is an equidigital number, since it uses as much as digits as its factorization.

42054667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 42054667 is about 6484.9569774980. The cubic root of 42054667 is about 347.7534117612.

The spelling of 42054667 in words is "forty-two million, fifty-four thousand, six hundred sixty-seven".