49980700 has 72 divisors (see below), whose sum is σ = 135241344. Its totient is φ = 15576000.

The previous prime is 49980683. The next prime is 49980703. The reversal of 49980700 is 708994.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 49980700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49980703) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4455 + ... + 10945.

It is an arithmetic number, because the mean of its divisors is an integer number (1878352).

Almost surely, 2^49980700 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49980700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67620672).

49980700 is an abundant number, since it is smaller than the sum of its proper divisors (85260644).

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

49980700 is a wasteful number, since it uses less digits than its factorization.

49980700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6523 (or 6516 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 49980700 is about 7069.7029640573. The cubic root of 49980700 is about 368.3557425585.

The spelling of 49980700 in words is "forty-nine million, nine hundred eighty thousand, seven hundred".