5106649 has 4 divisors (see below), whose sum is σ = 5375440. Its totient is φ = 4837860.

The previous prime is 5106643. The next prime is 5106653. The reversal of 5106649 is 9466015.

5106649 is nontrivially palindromic in base 2.

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 5106649 - 2³ = 5106641 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5106649.

It is not an unprimeable number, because it can be changed into a prime (5106641) 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, 134367 + ... + 134404.

It is an arithmetic number, because the mean of its divisors is an integer number (1343860).

Almost surely, 2^5106649 is an apocalyptic number.

It is an amenable number.

5106649 is a deficient number, since it is larger than the sum of its proper divisors (268791).

5106649 is a wasteful number, since it uses less digits than its factorization.

5106649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268790.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 5106649 is about 2259.7895919753. The cubic root of 5106649 is about 172.2048330383.

It can be divided in two parts, 51066 and 49, that added together give a palindrome (51115).

The spelling of 5106649 in words is "five million, one hundred six thousand, six hundred forty-nine".