4524749 has 4 divisors (see below), whose sum is σ = 4530336. Its totient is φ = 4519164.

The previous prime is 4524733. The next prime is 4524787. The reversal of 4524749 is 9474254.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9474254 = 2 ⋅4737127.

It is a cyclic number.

It is not a de Polignac number, because 4524749 - 2⁴ = 4524733 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 (4524349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1319 + ... + 3284.

It is an arithmetic number, because the mean of its divisors is an integer number (1132584).

Almost surely, 2^4524749 is an apocalyptic number.

It is an amenable number.

4524749 is a deficient number, since it is larger than the sum of its proper divisors (5587).

4524749 is an equidigital number, since it uses as much as digits as its factorization.

4524749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5586.

The product of its digits is 40320, while the sum is 35.

The square root of 4524749 is about 2127.1457401880. The cubic root of 4524749 is about 165.3984737066.

The spelling of 4524749 in words is "four million, five hundred twenty-four thousand, seven hundred forty-nine".