49390512 has 20 divisors (see below), whose sum is σ = 127592280. Its totient is φ = 16463488.

The previous prime is 49390507. The next prime is 49390543. The reversal of 49390512 is 21509394.

49390512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 514437 + ... + 514532.

It is an arithmetic number, because the mean of its divisors is an integer number (6379614).

Almost surely, 2^49390512 is an apocalyptic number.

It is an amenable number.

49390512 is an abundant number, since it is smaller than the sum of its proper divisors (78201768).

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

49390512 is a wasteful number, since it uses less digits than its factorization.

49390512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028980 (or 1028974 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 49390512 is about 7027.8383589835. The cubic root of 49390512 is about 366.9001106632.

The spelling of 49390512 in words is "forty-nine million, three hundred ninety thousand, five hundred twelve".