5036649 has 4 divisors (see below), whose sum is σ = 6715536. Its totient is φ = 3357764.

The previous prime is 5036639. The next prime is 5036651. The reversal of 5036649 is 9466305.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 5036649 - 2⁵ = 5036617 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (5036639) 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, 839439 + ... + 839444.

It is an arithmetic number, because the mean of its divisors is an integer number (1678884).

Almost surely, 2^5036649 is an apocalyptic number.

It is an amenable number.

5036649 is a deficient number, since it is larger than the sum of its proper divisors (1678887).

5036649 is a wasteful number, since it uses less digits than its factorization.

5036649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1678886.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 5036649 is about 2244.2479809504. The cubic root of 5036649 is about 171.4143707483.

The spelling of 5036649 in words is "five million, thirty-six thousand, six hundred forty-nine".