52321016 has 32 divisors (see below), whose sum is σ = 107336880. Its totient is φ = 23712000.

The previous prime is 52321001. The next prime is 52321057. The reversal of 52321016 is 61012325.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

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, 39566 + ... + 40866.

Almost surely, 2^52321016 is an apocalyptic number.

It is an amenable number.

52321016 is an abundant number, since it is smaller than the sum of its proper divisors (55015864).

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

52321016 is a wasteful number, since it uses less digits than its factorization.

52321016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1775 (or 1771 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 52321016 is about 7233.3267588296. The cubic root of 52321016 is about 374.0176147728.

The spelling of 52321016 in words is "fifty-two million, three hundred twenty-one thousand, sixteen".