4027428407 has 2 divisors, whose sum is σ = 4027428408. Its totient is φ = 4027428406.

The previous prime is 4027428373. The next prime is 4027428463. The reversal of 4027428407 is 7048247204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4027428407 - 2⁶ = 4027428343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4027428467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2013714203 + 2013714204.

It is an arithmetic number, because the mean of its divisors is an integer number (2013714204).

Almost surely, 2^4027428407 is an apocalyptic number.

4027428407 is a deficient number, since it is larger than the sum of its proper divisors (1).

4027428407 is an equidigital number, since it uses as much as digits as its factorization.

4027428407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100352, while the sum is 38.

The square root of 4027428407 is about 63462.0233446744. The cubic root of 4027428407 is about 1591.0211136670.

The spelling of 4027428407 in words is "four billion, twenty-seven million, four hundred twenty-eight thousand, four hundred seven".