52630051 has 4 divisors (see below), whose sum is σ = 53264232. Its totient is φ = 51995872.

The previous prime is 52630043. The next prime is 52630063. The reversal of 52630051 is 15003625.

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 52630051 - 2³ = 52630043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52630031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 316966 + ... + 317131.

It is an arithmetic number, because the mean of its divisors is an integer number (13316058).

Almost surely, 2^52630051 is an apocalyptic number.

52630051 is a deficient number, since it is larger than the sum of its proper divisors (634181).

52630051 is an equidigital number, since it uses as much as digits as its factorization.

52630051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634180.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 52630051 is about 7254.6571938307. The cubic root of 52630051 is about 374.7525502337.

Adding to 52630051 its reverse (15003625), we get a palindrome (67633676).

The spelling of 52630051 in words is "fifty-two million, six hundred thirty thousand, fifty-one".