52623330 has 32 divisors (see below), whose sum is σ = 133726464. Its totient is φ = 13207296.

The previous prime is 52623299. The next prime is 52623343. The reversal of 52623330 is 3332625.

It is a self number, because there is not a number n which added to its sum of digits gives 52623330.

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, 51082 + ... + 52101.

It is an arithmetic number, because the mean of its divisors is an integer number (4178952).

Almost surely, 2^52623330 is an apocalyptic number.

52623330 is an abundant number, since it is smaller than the sum of its proper divisors (81103134).

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

52623330 is a wasteful number, since it uses less digits than its factorization.

52623330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103210.

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 52623330 is about 7254.1939593590. The cubic root of 52623330 is about 374.7365972495.

Adding to 52623330 its reverse (3332625), we get a palindrome (55955955).

The spelling of 52623330 in words is "fifty-two million, six hundred twenty-three thousand, three hundred thirty".