4532649 has 8 divisors (see below), whose sum is σ = 6592992. Its totient is φ = 2747040.

The previous prime is 4532639. The next prime is 4532653. The reversal of 4532649 is 9462354.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4532649 - 2⁹ = 4532137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 137353 = 4532649 / (4 + 5 + 3 + 2 + 6 + 4 + 9).

It is not an unprimeable number, because it can be changed into a prime (4532609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68644 + ... + 68709.

It is an arithmetic number, because the mean of its divisors is an integer number (824124).

Almost surely, 2^4532649 is an apocalyptic number.

It is an amenable number.

4532649 is a deficient number, since it is larger than the sum of its proper divisors (2060343).

4532649 is a wasteful number, since it uses less digits than its factorization.

4532649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137367.

The product of its digits is 25920, while the sum is 33.

The square root of 4532649 is about 2129.0018788155. The cubic root of 4532649 is about 165.4946770710.

The spelling of 4532649 in words is "four million, five hundred thirty-two thousand, six hundred forty-nine".