49727858 has 4 divisors (see below), whose sum is σ = 74591790. Its totient is φ = 24863928.

The previous prime is 49727857. The next prime is 49727891. The reversal of 49727858 is 85872794.

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., 35081929 + 14645929 = 5923^2 + 3827^2 .

It is a super-2 number, since 2×49727858² = 4945719722536328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (49727857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12431963 + ... + 12431966.

Almost surely, 2^49727858 is an apocalyptic number.

49727858 is a deficient number, since it is larger than the sum of its proper divisors (24863932).

49727858 is a wasteful number, since it uses less digits than its factorization.

49727858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24863931.

The product of its digits is 1128960, while the sum is 50.

The square root of 49727858 is about 7051.7982103858. The cubic root of 49727858 is about 367.7335470770.

The spelling of 49727858 in words is "forty-nine million, seven hundred twenty-seven thousand, eight hundred fifty-eight".