53704632 has 128 divisors (see below), whose sum is σ = 152409600. Its totient is φ = 15679488.

The previous prime is 53704631. The next prime is 53704633. The reversal of 53704632 is 23640735.

It is an interprime number because it is at equal distance from previous prime (53704631) and next prime (53704633).

It is a self number, because there is not a number n which added to its sum of digits gives 53704632.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53704631) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 553608 + ... + 553704.

It is an arithmetic number, because the mean of its divisors is an integer number (1190700).

Almost surely, 2^53704632 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 53704632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76204800).

53704632 is an abundant number, since it is smaller than the sum of its proper divisors (98704968).

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

53704632 is a wasteful number, since it uses less digits than its factorization.

53704632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205 (or 201 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 53704632 is about 7328.3444242202. The cubic root of 53704632 is about 377.2859058233.

The spelling of 53704632 in words is "fifty-three million, seven hundred four thousand, six hundred thirty-two".