52499916 has 36 divisors (see below), whose sum is σ = 151667152. Its totient is φ = 14999904.

The previous prime is 52499903. The next prime is 52499933. The reversal of 52499916 is 61999425.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×52499916³ (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103915 + ... + 104418.

Almost surely, 2^52499916 is an apocalyptic number.

It is an amenable number.

52499916 is an abundant number, since it is smaller than the sum of its proper divisors (99167236).

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

52499916 is a wasteful number, since it uses less digits than its factorization.

52499916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208350 (or 208345 counting only the distinct ones).

The product of its digits is 174960, while the sum is 45.

The square root of 52499916 is about 7245.6825765417. The cubic root of 52499916 is about 374.4434196576.

The spelling of 52499916 in words is "fifty-two million, four hundred ninety-nine thousand, nine hundred sixteen".