4734953721 has 9 divisors (see below), whose sum is σ = 6839675791. Its totient is φ = 3156498192.

The previous prime is 4734953711. The next prime is 4734953731. The reversal of 4734953721 is 1273594374.

The square root of 4734953721 is 68811.

It is a perfect power (a square), and thus also a powerful number.

4734953721 is a `hidden beast` number, since 4 + 73 + 49 + 537 + 2 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (4734953711) and next prime (4734953731).

It can be written as a sum of positive squares in only one way, i.e., 1166564025 + 3568389696 = 34155^2 + 59736^2 .

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 4734953721 - 2¹⁷ = 4734822649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4734953701) 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 8 ways as a sum of consecutive naturals, for example, 194965 + ... + 217901.

Almost surely, 2^4734953721 is an apocalyptic number.

4734953721 is the 68811-st square number.

4734953721 is the 34406-th centered octagonal number.

It is an amenable number.

4734953721 is a deficient number, since it is larger than the sum of its proper divisors (2104722070).

4734953721 is an frugal number, since it uses more digits than its factorization.

4734953721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45880 (or 22940 counting only the distinct ones).

The product of its digits is 635040, while the sum is 45.

The cubic root of 4734953721 is about 1679.2109059946.

The spelling of 4734953721 in words is "four billion, seven hundred thirty-four million, nine hundred fifty-three thousand, seven hundred twenty-one".