49449960 has 256 divisors, whose sum is σ = 195379200. Its totient is φ = 10886400.

The previous prime is 49449941. The next prime is 49449973. The reversal of 49449960 is 6994494.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 234255 + ... + 234465.

It is an arithmetic number, because the mean of its divisors is an integer number (763200).

Almost surely, 2^49449960 is an apocalyptic number.

49449960 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 49449960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97689600).

49449960 is an abundant number, since it is smaller than the sum of its proper divisors (145929240).

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

49449960 is a wasteful number, since it uses less digits than its factorization.

49449960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269 (or 259 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 49449960 is about 7032.0665525861. The cubic root of 49449960 is about 367.0472558789.

The spelling of 49449960 in words is "forty-nine million, four hundred forty-nine thousand, nine hundred sixty".