49499616 has 24 divisors (see below), whose sum is σ = 129936744. Its totient is φ = 16499840.

The previous prime is 49499603. The next prime is 49499627. The reversal of 49499616 is 61699494.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257715 + ... + 257906.

It is an arithmetic number, because the mean of its divisors is an integer number (5414031).

Almost surely, 2^49499616 is an apocalyptic number.

It is an amenable number.

49499616 is an abundant number, since it is smaller than the sum of its proper divisors (80437128).

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

49499616 is a wasteful number, since it uses less digits than its factorization.

49499616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515634 (or 515626 counting only the distinct ones).

The product of its digits is 419904, while the sum is 48.

The square root of 49499616 is about 7035.5963499905. The cubic root of 49499616 is about 367.1700736477.

The spelling of 49499616 in words is "forty-nine million, four hundred ninety-nine thousand, six hundred sixteen".