49030128 has 120 divisors (see below), whose sum is σ = 158466048. Its totient is φ = 13862016.

The previous prime is 49030117. The next prime is 49030139. The reversal of 49030128 is 82103094.

49030128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (49030117) and next prime (49030139).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 127825 + ... + 128207.

Almost surely, 2^49030128 is an apocalyptic number.

49030128 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49030128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79233024).

49030128 is an abundant number, since it is smaller than the sum of its proper divisors (109435920).

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

49030128 is a wasteful number, since it uses less digits than its factorization.

49030128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531 (or 522 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 49030128 is about 7002.1516693085. The cubic root of 49030128 is about 366.0055539782.

The spelling of 49030128 in words is "forty-nine million, thirty thousand, one hundred twenty-eight".