5651266 has 8 divisors (see below), whose sum is σ = 8515584. Its totient is φ = 2812740.

The previous prime is 5651263. The next prime is 5651273. The reversal of 5651266 is 6621565.

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

It is not an unprimeable number, because it can be changed into a prime (5651263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5890 + ... + 6781.

It is an arithmetic number, because the mean of its divisors is an integer number (1064448).

Almost surely, 2^5651266 is an apocalyptic number.

5651266 is a deficient number, since it is larger than the sum of its proper divisors (2864318).

5651266 is a wasteful number, since it uses less digits than its factorization.

5651266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12896.

The product of its digits is 10800, while the sum is 31.

The square root of 5651266 is about 2377.2391549863. The cubic root of 5651266 is about 178.1210513539.

Subtracting 5651266 from its reverse (6621565), we obtain a cube (970299 = 99³).

The spelling of 5651266 in words is "five million, six hundred fifty-one thousand, two hundred sixty-six".