3920288894 has 8 divisors (see below), whose sum is σ = 6005549088. Its totient is φ = 1918439200.

The previous prime is 3920288881. The next prime is 3920288903. The reversal of 3920288894 is 4988820293.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20852507 + ... + 20852694.

It is an arithmetic number, because the mean of its divisors is an integer number (750693636).

Almost surely, 2^3920288894 is an apocalyptic number.

3920288894 is a deficient number, since it is larger than the sum of its proper divisors (2085260194).

3920288894 is a wasteful number, since it uses less digits than its factorization.

3920288894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41705250.

The product of its (nonzero) digits is 1990656, while the sum is 53.

The square root of 3920288894 is about 62612.2104225685. The cubic root of 3920288894 is about 1576.7857657476.

The spelling of 3920288894 in words is "three billion, nine hundred twenty million, two hundred eighty-eight thousand, eight hundred ninety-four".