52611340 has 24 divisors (see below), whose sum is σ = 114049152. Its totient is φ = 20365440.

The previous prime is 52611337. The next prime is 52611343. The reversal of 52611340 is 4311625.

It is an interprime number because it is at equal distance from previous prime (52611337) and next prime (52611343).

It is not an unprimeable number, because it can be changed into a prime (52611343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41809 + ... + 43048.

It is an arithmetic number, because the mean of its divisors is an integer number (4752048).

Almost surely, 2^52611340 is an apocalyptic number.

It is an amenable number.

52611340 is an abundant number, since it is smaller than the sum of its proper divisors (61437812).

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

52611340 is a wasteful number, since it uses less digits than its factorization.

52611340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84897 (or 84895 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 52611340 is about 7253.3674937921. The cubic root of 52611340 is about 374.7081343790.

Adding to 52611340 its reverse (4311625), we get a palindrome (56922965).

The spelling of 52611340 in words is "fifty-two million, six hundred eleven thousand, three hundred forty".