52630145 has 8 divisors (see below), whose sum is σ = 63232704. Its totient is φ = 42053104.

The previous prime is 52630139. The next prime is 52630159. The reversal of 52630145 is 54103625.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52630145 - 2¹⁶ = 52564609 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1499 + ... + 10368.

It is an arithmetic number, because the mean of its divisors is an integer number (7904088).

Almost surely, 2^52630145 is an apocalyptic number.

It is an amenable number.

52630145 is a deficient number, since it is larger than the sum of its proper divisors (10602559).

52630145 is a wasteful number, since it uses less digits than its factorization.

52630145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12759.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 52630145 is about 7254.6636724248. The cubic root of 52630145 is about 374.7527733427.

The spelling of 52630145 in words is "fifty-two million, six hundred thirty thousand, one hundred forty-five".