53071704 has 120 divisors (see below), whose sum is σ = 168228060. Its totient is φ = 15113952.

The previous prime is 53071687. The next prime is 53071717. The reversal of 53071704 is 40717035.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 172719 + ... + 173025.

Almost surely, 2^53071704 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 53071704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84114030).

53071704 is an abundant number, since it is smaller than the sum of its proper divisors (115156356).

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

53071704 is a wasteful number, since it uses less digits than its factorization.

53071704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347 (or 319 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 27.

The square root of 53071704 is about 7285.0328756980. The cubic root of 53071704 is about 375.7978957622.

Adding to 53071704 its reverse (40717035), we get a palindrome (93788739).

The spelling of 53071704 in words is "fifty-three million, seventy-one thousand, seven hundred four".