49793730 has 64 divisors (see below), whose sum is σ = 138654720. Its totient is φ = 11208384.

The previous prime is 49793687. The next prime is 49793741. The reversal of 49793730 is 3739794.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12301 + ... + 15839.

It is an arithmetic number, because the mean of its divisors is an integer number (2166480).

Almost surely, 2^49793730 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49793730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69327360).

49793730 is an abundant number, since it is smaller than the sum of its proper divisors (88860990).

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

49793730 is a wasteful number, since it uses less digits than its factorization.

49793730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3623.

The product of its (nonzero) digits is 142884, while the sum is 42.

The square root of 49793730 is about 7056.4672464343. The cubic root of 49793730 is about 367.8958481642.

The spelling of 49793730 in words is "forty-nine million, seven hundred ninety-three thousand, seven hundred thirty".