49020180 has 144 divisors (see below), whose sum is σ = 159679296. Its totient is φ = 11141120.

The previous prime is 49020173. The next prime is 49020193. The reversal of 49020180 is 8102094.

It is a self number, because there is not a number n which added to its sum of digits gives 49020180.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 190612 + ... + 190868.

It is an arithmetic number, because the mean of its divisors is an integer number (1108884).

Almost surely, 2^49020180 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 49020180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79839648).

49020180 is an abundant number, since it is smaller than the sum of its proper divisors (110659116).

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

49020180 is a wasteful number, since it uses less digits than its factorization.

49020180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314 (or 295 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 49020180 is about 7001.4412801937. The cubic root of 49020180 is about 365.9807986582.

The spelling of 49020180 in words is "forty-nine million, twenty thousand, one hundred eighty".