49021688 has 8 divisors (see below), whose sum is σ = 91915680. Its totient is φ = 24510840.

The previous prime is 49021673. The next prime is 49021699. The reversal of 49021688 is 88612094.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3063848 + ... + 3063863.

It is an arithmetic number, because the mean of its divisors is an integer number (11489460).

Almost surely, 2^49021688 is an apocalyptic number.

It is an amenable number.

49021688 is a deficient number, since it is larger than the sum of its proper divisors (42893992).

49021688 is a wasteful number, since it uses less digits than its factorization.

49021688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6127717 (or 6127713 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 49021688 is about 7001.5489714777. The cubic root of 49021688 is about 365.9845514894.

The spelling of 49021688 in words is "forty-nine million, twenty-one thousand, six hundred eighty-eight".