52460040 has 64 divisors (see below), whose sum is σ = 158578560. Its totient is φ = 13882880.

The previous prime is 52460021. The next prime is 52460041. The reversal of 52460040 is 4006425.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 52459989 and 52460016.

It is not an unprimeable number, because it can be changed into a prime (52460041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14845 + ... + 18035.

It is an arithmetic number, because the mean of its divisors is an integer number (2477790).

Almost surely, 2^52460040 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 52460040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79289280).

52460040 is an abundant number, since it is smaller than the sum of its proper divisors (106118520).

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

52460040 is a wasteful number, since it uses less digits than its factorization.

52460040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3342 (or 3338 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 52460040 is about 7242.9303462066. The cubic root of 52460040 is about 374.3485935520.

Adding to 52460040 its reverse (4006425), we get a palindrome (56466465).

The spelling of 52460040 in words is "fifty-two million, four hundred sixty thousand, forty".