1976840094 has 16 divisors (see below), whose sum is σ = 3954623760. Its totient is φ = 658789440.

The previous prime is 1976840083. The next prime is 1976840111. The reversal of 1976840094 is 4900486791.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10449 + ... + 63740.

It is an arithmetic number, because the mean of its divisors is an integer number (247163985).

Almost surely, 2^1976840094 is an apocalyptic number.

1976840094 is an abundant number, since it is smaller than the sum of its proper divisors (1977783666).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1976840094 is a wasteful number, since it uses less digits than its factorization.

1976840094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78635.

The product of its (nonzero) digits is 435456, while the sum is 48.

The square root of 1976840094 is about 44461.6699416475. The cubic root of 1976840094 is about 1255.0388805063.

The spelling of 1976840094 in words is "one billion, nine hundred seventy-six million, eight hundred forty thousand, ninety-four".