49161120 has 192 divisors, whose sum is σ = 166489344. Its totient is φ = 12165120.

The previous prime is 49161109. The next prime is 49161121. The reversal of 49161120 is 2116194.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49161121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 673404 + ... + 673476.

It is an arithmetic number, because the mean of its divisors is an integer number (867132).

Almost surely, 2^49161120 is an apocalyptic number.

49161120 is a gapful number since it is divisible by the number (40) 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 49161120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83244672).

49161120 is an abundant number, since it is smaller than the sum of its proper divisors (117328224).

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

49161120 is a wasteful number, since it uses less digits than its factorization.

49161120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175 (or 167 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 49161120 is about 7011.4991264351. The cubic root of 49161120 is about 366.3312120187.

The spelling of 49161120 in words is "forty-nine million, one hundred sixty-one thousand, one hundred twenty".