52999680 has 160 divisors (see below), whose sum is σ = 173631744. Its totient is φ = 13787136.

The previous prime is 52999663. The next prime is 52999697. The reversal of 52999680 is 8699925.

It is an interprime number because it is at equal distance from previous prime (52999663) and next prime (52999697).

It is a tau number, because it is divible by the number of its divisors (160).

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 15 ways as a sum of consecutive naturals, for example, 514509 + ... + 514611.

Almost surely, 2^52999680 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52999680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86815872).

52999680 is an abundant number, since it is smaller than the sum of its proper divisors (120632064).

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

52999680 is a wasteful number, since it uses less digits than its factorization.

52999680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196 (or 180 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 48.

The square root of 52999680 is about 7280.0879115571. The cubic root of 52999680 is about 375.6278194385.

The spelling of 52999680 in words is "fifty-two million, nine hundred ninety-nine thousand, six hundred eighty".