49878546 has 16 divisors (see below), whose sum is σ = 101020800. Its totient is φ = 16415568.

The previous prime is 49878533. The next prime is 49878557. The reversal of 49878546 is 64587894.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52141 + ... + 53088.

It is an arithmetic number, because the mean of its divisors is an integer number (6313800).

Almost surely, 2^49878546 is an apocalyptic number.

49878546 is an abundant number, since it is smaller than the sum of its proper divisors (51142254).

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

49878546 is a wasteful number, since it uses less digits than its factorization.

49878546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105313.

The product of its digits is 1935360, while the sum is 51.

The square root of 49878546 is about 7062.4744955292. The cubic root of 49878546 is about 368.1046144368.

The spelling of 49878546 in words is "forty-nine million, eight hundred seventy-eight thousand, five hundred forty-six".