49999110 has 128 divisors (see below), whose sum is σ = 144460800. Its totient is φ = 11063808.

The previous prime is 49999069. The next prime is 49999111. The reversal of 49999110 is 1199994.

It is a super-2 number, since 2×49999110² = 4999822001584200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49999111) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 442414 + ... + 442526.

It is an arithmetic number, because the mean of its divisors is an integer number (1128600).

Almost surely, 2^49999110 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49999110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72230400).

49999110 is an abundant number, since it is smaller than the sum of its proper divisors (94461690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49999110 is a wasteful number, since it uses less digits than its factorization.

49999110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187 (or 173 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 42.

The square root of 49999110 is about 7071.0048790819. The cubic root of 49999110 is about 368.4009639924.

The spelling of 49999110 in words is "forty-nine million, nine hundred ninety-nine thousand, one hundred ten".