52209130 has 16 divisors (see below), whose sum is σ = 94072104. Its totient is φ = 20862400.

The previous prime is 52209127. The next prime is 52209139. The reversal of 52209130 is 3190225.

It can be written as a sum of positive squares in 4 ways, for example, as 33051001 + 19158129 = 5749^2 + 4377^2 .

It is not an unprimeable number, because it can be changed into a prime (52209139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11004 + ... + 15016.

Almost surely, 2^52209130 is an apocalyptic number.

52209130 is a deficient number, since it is larger than the sum of its proper divisors (41862974).

52209130 is a wasteful number, since it uses less digits than its factorization.

52209130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5321.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 52209130 is about 7225.5885573426. The cubic root of 52209130 is about 373.7508182217.

Adding to 52209130 its reverse (3190225), we get a palindrome (55399355).

The spelling of 52209130 in words is "fifty-two million, two hundred nine thousand, one hundred thirty".