52603340 has 48 divisors (see below), whose sum is σ = 114089472. Its totient is φ = 20362176.

The previous prime is 52603283. The next prime is 52603351. The reversal of 52603340 is 4330625.

It is a super-2 number, since 2×52603340² = 5534222758311200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100319 + ... + 100841.

It is an arithmetic number, because the mean of its divisors is an integer number (2376864).

Almost surely, 2^52603340 is an apocalyptic number.

It is an amenable number.

52603340 is an abundant number, since it is smaller than the sum of its proper divisors (61486132).

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

52603340 is a wasteful number, since it uses less digits than its factorization.

52603340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686 (or 684 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 52603340 is about 7252.8160048356. The cubic root of 52603340 is about 374.6891409007.

Adding to 52603340 its reverse (4330625), we get a palindrome (56933965).

The spelling of 52603340 in words is "fifty-two million, six hundred three thousand, three hundred forty".