4537749 has 16 divisors (see below), whose sum is σ = 6359040. Its totient is φ = 2874480.

The previous prime is 4537733. The next prime is 4537769. The reversal of 4537749 is 9477354.

It is not a de Polignac number, because 4537749 - 2⁴ = 4537733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4537769) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5074 + ... + 5900.

It is an arithmetic number, because the mean of its divisors is an integer number (397440).

Almost surely, 2^4537749 is an apocalyptic number.

It is an amenable number.

4537749 is a deficient number, since it is larger than the sum of its proper divisors (1821291).

4537749 is a wasteful number, since it uses less digits than its factorization.

4537749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920.

The product of its digits is 105840, while the sum is 39.

The square root of 4537749 is about 2130.1992864519. The cubic root of 4537749 is about 165.5567236795.

The spelling of 4537749 in words is "four million, five hundred thirty-seven thousand, seven hundred forty-nine".