53204634 has 64 divisors (see below), whose sum is σ = 138458880. Its totient is φ = 14826240.

The previous prime is 53204623. The next prime is 53204651. The reversal of 53204634 is 43640235.

53204634 is a `hidden beast` number, since 5 + 3 + 20 + 4 + 634 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 53204598 and 53204607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13782 + ... + 17214.

It is an arithmetic number, because the mean of its divisors is an integer number (2163420).

Almost surely, 2^53204634 is an apocalyptic number.

53204634 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 53204634, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69229440).

53204634 is an abundant number, since it is smaller than the sum of its proper divisors (85254246).

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

53204634 is a wasteful number, since it uses less digits than its factorization.

53204634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3492 (or 3486 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 53204634 is about 7294.1506702289. The cubic root of 53204634 is about 376.1113909067. Note that the first 3 decimals are identical.

Adding to 53204634 its reverse (43640235), we get a palindrome (96844869).

The spelling of 53204634 in words is "fifty-three million, two hundred four thousand, six hundred thirty-four".