53246646 has 36 divisors (see below), whose sum is σ = 120003156. Its totient is φ = 17695260.

The previous prime is 53246603. The next prime is 53246657. The reversal of 53246646 is 64664235.

53246646 is a `hidden beast` number, since 5 + 3 + 2 + 4 + 6 + 646 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 53246646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 160701 + ... + 161031.

It is an arithmetic number, because the mean of its divisors is an integer number (3333421).

Almost surely, 2^53246646 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53246646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60001578).

53246646 is an abundant number, since it is smaller than the sum of its proper divisors (66756510).

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

53246646 is an frugal number, since it uses more digits than its factorization.

53246646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679 (or 336 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The square root of 53246646 is about 7297.0299437511. The cubic root of 53246646 is about 376.2103611990.

The spelling of 53246646 in words is "fifty-three million, two hundred forty-six thousand, six hundred forty-six".