50506426 has 4 divisors (see below), whose sum is σ = 75759642. Its totient is φ = 25253212.

The previous prime is 50506397. The next prime is 50506441. The reversal of 50506426 is 62460505.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 46308025 + 4198401 = 6805^2 + 2049^2 .

It is a junction number, because it is equal to n+sod(n) for n = 50506394 and 50506403.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12626605 + ... + 12626608.

Almost surely, 2^50506426 is an apocalyptic number.

50506426 is a deficient number, since it is larger than the sum of its proper divisors (25253216).

50506426 is a wasteful number, since it uses less digits than its factorization.

50506426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25253215.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 50506426 is about 7106.7873191759. The cubic root of 50506426 is about 369.6427669648.

It can be divided in two parts, 5050 and 6426, that added together give a triangular number (11476 = T₁₅₁).

The spelling of 50506426 in words is "fifty million, five hundred six thousand, four hundred twenty-six".