4027920442 has 96 divisors (see below), whose sum is σ = 7891007040. Its totient is φ = 1527079680.

The previous prime is 4027920439. The next prime is 4027920469. The reversal of 4027920442 is 2440297204.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4027920398 and 4027920407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3081153 + ... + 3082459.

It is an arithmetic number, because the mean of its divisors is an integer number (82197990).

Almost surely, 2^4027920442 is an apocalyptic number.

4027920442 is a deficient number, since it is larger than the sum of its proper divisors (3863086598).

4027920442 is a wasteful number, since it uses less digits than its factorization.

4027920442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1436 (or 1429 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 4027920442 is about 63465.8998360537. The cubic root of 4027920442 is about 1591.0859032479.

The spelling of 4027920442 in words is "four billion, twenty-seven million, nine hundred twenty thousand, four hundred forty-two".