49861634 has 4 divisors (see below), whose sum is σ = 74792454. Its totient is φ = 24930816.

The previous prime is 49861573. The next prime is 49861649. The reversal of 49861634 is 43616894.

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., 26368225 + 23493409 = 5135^2 + 4847^2 .

It is a junction number, because it is equal to n+sod(n) for n = 49861591 and 49861600.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 12465407 + ... + 12465410.

Almost surely, 2^49861634 is an apocalyptic number.

49861634 is a deficient number, since it is larger than the sum of its proper divisors (24930820).

49861634 is a wasteful number, since it uses less digits than its factorization.

49861634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24930819.

The product of its digits is 124416, while the sum is 41.

The square root of 49861634 is about 7061.2770799622. The cubic root of 49861634 is about 368.0630061071.

The spelling of 49861634 in words is "forty-nine million, eight hundred sixty-one thousand, six hundred thirty-four".