4724738 has 18 divisors (see below), whose sum is σ = 7481019. Its totient is φ = 2237872.

The previous prime is 4724723. The next prime is 4724747. The reversal of 4724738 is 8374274.

It can be written as a sum of positive squares in 5 ways, for example, as 3508129 + 1216609 = 1873^2 + 1103^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=1537.

It is a Duffinian number.

Its product of digits (37632) is a multiple of the sum of its prime divisors (84).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4724698 and 4724707.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 89120 + ... + 89172.

Almost surely, 2^4724738 is an apocalyptic number.

4724738 is a deficient number, since it is larger than the sum of its proper divisors (2756281).

4724738 is an equidigital number, since it uses as much as digits as its factorization.

4724738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166 (or 84 counting only the distinct ones).

The product of its digits is 37632, while the sum is 35.

The square root of 4724738 is about 2173.6462453674. The cubic root of 4724738 is about 167.8002397046.

The spelling of 4724738 in words is "four million, seven hundred twenty-four thousand, seven hundred thirty-eight".