49355550 has 72 divisors (see below), whose sum is σ = 134663256. Its totient is φ = 12957120.

The previous prime is 49355549. The next prime is 49355567. The reversal of 49355550 is 5555394.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 29332 + ... + 30968.

It is an arithmetic number, because the mean of its divisors is an integer number (1870323).

Almost surely, 2^49355550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49355550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67331628).

49355550 is an abundant number, since it is smaller than the sum of its proper divisors (85307706).

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

49355550 is a wasteful number, since it uses less digits than its factorization.

49355550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1722 (or 1714 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 36.

The square root of 49355550 is about 7025.3505250628. The cubic root of 49355550 is about 366.8135178536.

The spelling of 49355550 in words is "forty-nine million, three hundred fifty-five thousand, five hundred fifty".