52620635 has 4 divisors (see below), whose sum is σ = 63144768. Its totient is φ = 42096504.

The previous prime is 52620629. The next prime is 52620653. The reversal of 52620635 is 53602625.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52620635 - 2¹² = 52616539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52620598 and 52620607.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5262059 + ... + 5262068.

It is an arithmetic number, because the mean of its divisors is an integer number (15786192).

Almost surely, 2^52620635 is an apocalyptic number.

52620635 is a deficient number, since it is larger than the sum of its proper divisors (10524133).

52620635 is a wasteful number, since it uses less digits than its factorization.

52620635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10524132.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 52620635 is about 7254.0082023665. The cubic root of 52620635 is about 374.7302000085.

The spelling of 52620635 in words is "fifty-two million, six hundred twenty thousand, six hundred thirty-five".