49999886 has 8 divisors (see below), whose sum is σ = 77586120. Its totient is φ = 24137848.

The previous prime is 49999883. The next prime is 49999897. The reversal of 49999886 is 68899994.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49999883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 430976 + ... + 431091.

It is an arithmetic number, because the mean of its divisors is an integer number (9698265).

Almost surely, 2^49999886 is an apocalyptic number.

49999886 is a deficient number, since it is larger than the sum of its proper divisors (27586234).

49999886 is a wasteful number, since it uses less digits than its factorization.

49999886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862098.

The product of its digits is 10077696, while the sum is 62.

The square root of 49999886 is about 7071.0597508436. The cubic root of 49999886 is about 368.4028698774.

It can be divided in two parts, 4999988 and 6, that added together give a palindrome (4999994).

The spelling of 49999886 in words is "forty-nine million, nine hundred ninety-nine thousand, eight hundred eighty-six".