5651426 has 20 divisors (see below), whose sum is σ = 9373110. Its totient is φ = 2555520.

The previous prime is 5651413. The next prime is 5651431. The reversal of 5651426 is 6241565.

5651426 = T₁₃₉ + T₁₄₀ + ... + T₃₃₁.

It can be written as a sum of positive squares in only one way, i.e., 5285401 + 366025 = 2299^2 + 605^2 .

It is an Ulam number.

It is a nialpdrome in base 11.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 29186 + ... + 29378.

Almost surely, 2^5651426 is an apocalyptic number.

5651426 is a deficient number, since it is larger than the sum of its proper divisors (3721684).

5651426 is an equidigital number, since it uses as much as digits as its factorization.

5651426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239 (or 206 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

The square root of 5651426 is about 2377.2728072310. The cubic root of 5651426 is about 178.1227323401.

It can be divided in two parts, 565 and 1426, that added together give a palindrome (1991).

The spelling of 5651426 in words is "five million, six hundred fifty-one thousand, four hundred twenty-six".