4736190978 has 12 divisors (see below), whose sum is σ = 10261747158. Its totient is φ = 1578730320.

The previous prime is 4736190917. The next prime is 4736190989. The reversal of 4736190978 is 8790916374.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3266465409 + 1469725569 = 57153^2 + 38337^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 131560843 + ... + 131560878.

Almost surely, 2^4736190978 is an apocalyptic number.

4736190978 is an abundant number, since it is smaller than the sum of its proper divisors (5525556180).

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

4736190978 is a wasteful number, since it uses less digits than its factorization.

4736190978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263121729 (or 263121726 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The square root of 4736190978 is about 68819.9896687002. The cubic root of 4736190978 is about 1679.3571541338.

The spelling of 4736190978 in words is "four billion, seven hundred thirty-six million, one hundred ninety thousand, nine hundred seventy-eight".