49840858 has 8 divisors (see below), whose sum is σ = 75040020. Its totient is φ = 24827520.

The previous prime is 49840853. The next prime is 49840873. The reversal of 49840858 is 85804894.

49840858 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 49519369 + 321489 = 7037^2 + 567^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×49840858² = 4968222252352328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (49840853) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 45783 + ... + 46858.

Almost surely, 2^49840858 is an apocalyptic number.

49840858 is a deficient number, since it is larger than the sum of its proper divisors (25199162).

49840858 is a wasteful number, since it uses less digits than its factorization.

49840858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92912.

The product of its (nonzero) digits is 368640, while the sum is 46.

The square root of 49840858 is about 7059.8058046946. The cubic root of 49840858 is about 368.0118783579.

The spelling of 49840858 in words is "forty-nine million, eight hundred forty thousand, eight hundred fifty-eight".