49921282 has 12 divisors (see below), whose sum is σ = 79546770. Its totient is φ = 23492096.

The previous prime is 49921271. The next prime is 49921297. The reversal of 49921282 is 28212994.

It can be written as a sum of positive squares in 3 ways, for example, as 48149721 + 1771561 = 6939^2 + 1331^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42607 + ... + 43762.

Almost surely, 2^49921282 is an apocalyptic number.

49921282 is a deficient number, since it is larger than the sum of its proper divisors (29625488).

49921282 is a wasteful number, since it uses less digits than its factorization.

49921282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86405 (or 86388 counting only the distinct ones).

The product of its digits is 20736, while the sum is 37.

The square root of 49921282 is about 7065.4994161772. The cubic root of 49921282 is about 368.2097152556.

The spelling of 49921282 in words is "forty-nine million, nine hundred twenty-one thousand, two hundred eighty-two".