49247550 has 72 divisors (see below), whose sum is σ = 144354600. Its totient is φ = 11937600.

The previous prime is 49247533. The next prime is 49247551. The reversal of 49247550 is 5574294.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49247551) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 25 + ... + 9924.

It is an arithmetic number, because the mean of its divisors is an integer number (2004925).

Almost surely, 2^49247550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49247550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72177300).

49247550 is an abundant number, since it is smaller than the sum of its proper divisors (95107050).

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

49247550 is a wasteful number, since it uses less digits than its factorization.

49247550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9978 (or 9970 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 49247550 is about 7017.6598663657. The cubic root of 49247550 is about 366.5457682222.

The spelling of 49247550 in words is "forty-nine million, two hundred forty-seven thousand, five hundred fifty".