4292820778 has 8 divisors (see below), whose sum is σ = 6439884768. Its totient is φ = 2146192524.

The previous prime is 4292820751. The next prime is 4292820797. The reversal of 4292820778 is 8770282924.

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

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, 83076 + ... + 124447.

It is an arithmetic number, because the mean of its divisors is an integer number (804985596).

Almost surely, 2^4292820778 is an apocalyptic number.

4292820778 is a deficient number, since it is larger than the sum of its proper divisors (2147063990).

4292820778 is a wasteful number, since it uses less digits than its factorization.

4292820778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217868.

The product of its (nonzero) digits is 903168, while the sum is 49.

The square root of 4292820778 is about 65519.6213206395. The cubic root of 4292820778 is about 1625.2278374662.

The spelling of 4292820778 in words is "four billion, two hundred ninety-two million, eight hundred twenty thousand, seven hundred seventy-eight".