52760040 has 32 divisors (see below), whose sum is σ = 158280480. Its totient is φ = 14069312.

The previous prime is 52760023. The next prime is 52760051. The reversal of 52760040 is 4006725.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 219714 + ... + 219953.

It is an arithmetic number, because the mean of its divisors is an integer number (4946265).

Almost surely, 2^52760040 is an apocalyptic number.

It is an amenable number.

52760040 is an abundant number, since it is smaller than the sum of its proper divisors (105520440).

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

52760040 is a wasteful number, since it uses less digits than its factorization.

52760040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439681 (or 439677 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 52760040 is about 7263.6106723860. The cubic root of 52760040 is about 375.0608256890.

Adding to 52760040 its reverse (4006725), we get a palindrome (56766765).

The spelling of 52760040 in words is "fifty-two million, seven hundred sixty thousand, forty".