3725272991 has 8 divisors (see below), whose sum is σ = 4104172368. Its totient is φ = 3353080000.

The previous prime is 3725272987. The next prime is 3725273009. The reversal of 3725272991 is 1992725273.

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 3725272991 - 2² = 3725272987 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3725272891) by changing a digit.

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, 1675430 + ... + 1677651.

It is an arithmetic number, because the mean of its divisors is an integer number (513021546).

Almost surely, 2^3725272991 is an apocalyptic number.

3725272991 is a deficient number, since it is larger than the sum of its proper divisors (378899377).

3725272991 is a wasteful number, since it uses less digits than its factorization.

3725272991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3353193.

The product of its digits is 476280, while the sum is 47.

The square root of 3725272991 is about 61035.0144671073. The cubic root of 3725272991 is about 1550.1939391044.

The spelling of 3725272991 in words is "three billion, seven hundred twenty-five million, two hundred seventy-two thousand, nine hundred ninety-one".