49555426 has 4 divisors (see below), whose sum is σ = 74333142. Its totient is φ = 24777712.

The previous prime is 49555421. The next prime is 49555427. The reversal of 49555426 is 62455594.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62455594 = 2 ⋅31227797.

It can be written as a sum of positive squares in only one way, i.e., 40259025 + 9296401 = 6345^2 + 3049^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (49555421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12388855 + ... + 12388858.

Almost surely, 2^49555426 is an apocalyptic number.

49555426 is a deficient number, since it is larger than the sum of its proper divisors (24777716).

49555426 is a wasteful number, since it uses less digits than its factorization.

49555426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24777715.

The product of its digits is 216000, while the sum is 40.

The square root of 49555426 is about 7039.5614920249. The cubic root of 49555426 is about 367.3080145512.

The spelling of 49555426 in words is "forty-nine million, five hundred fifty-five thousand, four hundred twenty-six".