4722751 has 12 divisors (see below), whose sum is σ = 5420016. Its totient is φ = 4104320.

The previous prime is 4722721. The next prime is 4722761. The reversal of 4722751 is 1572274.

It is not a de Polignac number, because 4722751 - 2⁹ = 4722239 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4722721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1935 + ... + 3631.

It is an arithmetic number, because the mean of its divisors is an integer number (451668).

Almost surely, 2^4722751 is an apocalyptic number.

4722751 is a deficient number, since it is larger than the sum of its proper divisors (697265).

4722751 is a wasteful number, since it uses less digits than its factorization.

4722751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1742 (or 1731 counting only the distinct ones).

The product of its digits is 3920, while the sum is 28.

The square root of 4722751 is about 2173.1891312079. The cubic root of 4722751 is about 167.7767134740.

It can be divided in two parts, 47227 and 51, that added together give a triangular number (47278 = T₃₀₇).

The spelling of 4722751 in words is "four million, seven hundred twenty-two thousand, seven hundred fifty-one".