4972238787 has 8 divisors (see below), whose sum is σ = 6695292240. Its totient is φ = 3282005600.

The previous prime is 4972238779. The next prime is 4972238809. The reversal of 4972238787 is 7878322794.

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

It is a cyclic number.

It is not a de Polignac number, because 4972238787 - 2³ = 4972238779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4972238717) by changing a digit.

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, 8204712 + ... + 8205317.

It is an arithmetic number, because the mean of its divisors is an integer number (836911530).

Almost surely, 2^4972238787 is an apocalyptic number.

4972238787 is a deficient number, since it is larger than the sum of its proper divisors (1723053453).

4972238787 is a wasteful number, since it uses less digits than its factorization.

4972238787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16410133.

The product of its digits is 9483264, while the sum is 57.

The square root of 4972238787 is about 70514.1034616480. The cubic root of 4972238787 is about 1706.8053376542.

The spelling of 4972238787 in words is "four billion, nine hundred seventy-two million, two hundred thirty-eight thousand, seven hundred eighty-seven".