1966927042 has 16 divisors (see below), whose sum is σ = 2978519040. Its totient is φ = 974099392.

The previous prime is 1966927009. The next prime is 1966927121. The reversal of 1966927042 is 2407296691.

It is a junction number, because it is equal to n+sod(n) for n = 1966926983 and 1966927001.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 649143 + ... + 652165.

It is an arithmetic number, because the mean of its divisors is an integer number (186157440).

Almost surely, 2^1966927042 is an apocalyptic number.

1966927042 is a deficient number, since it is larger than the sum of its proper divisors (1011591998).

1966927042 is a wasteful number, since it uses less digits than its factorization.

1966927042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6017.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 1966927042 is about 44350.0512062839. The cubic root of 1966927042 is about 1252.9375269673.

The spelling of 1966927042 in words is "one billion, nine hundred sixty-six million, nine hundred twenty-seven thousand, forty-two".