49261884 has 48 divisors (see below), whose sum is σ = 133340928. Its totient is φ = 13863168.

The previous prime is 49261879. The next prime is 49261907. The reversal of 49261884 is 48816294.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1252 + ... + 10004.

It is an arithmetic number, because the mean of its divisors is an integer number (2777936).

Almost surely, 2^49261884 is an apocalyptic number.

49261884 is the 3752-nd nonagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49261884, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66670464).

49261884 is an abundant number, since it is smaller than the sum of its proper divisors (84079044).

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

49261884 is a wasteful number, since it uses less digits than its factorization.

49261884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8834 (or 8832 counting only the distinct ones).

The product of its digits is 110592, while the sum is 42.

The square root of 49261884 is about 7018.6810726803. The cubic root of 49261884 is about 366.5813270630.

The spelling of 49261884 in words is "forty-nine million, two hundred sixty-one thousand, eight hundred eighty-four".