52653040 has 40 divisors (see below), whose sum is σ = 133549488. Its totient is φ = 19146240.

The previous prime is 52653031. The next prime is 52653077. The reversal of 52653040 is 4035625.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 52652996 and 52653014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29037 + ... + 30796.

Almost surely, 2^52653040 is an apocalyptic number.

It is an amenable number.

52653040 is an abundant number, since it is smaller than the sum of its proper divisors (80896448).

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

52653040 is a wasteful number, since it uses less digits than its factorization.

52653040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59857 (or 59851 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 52653040 is about 7256.2414513300. The cubic root of 52653040 is about 374.8071067221.

Adding to 52653040 its reverse (4035625), we get a palindrome (56688665).

The spelling of 52653040 in words is "fifty-two million, six hundred fifty-three thousand, forty".