52033930 has 16 divisors (see below), whose sum is σ = 100866024. Its totient is φ = 19212480.

The previous prime is 52033907. The next prime is 52033931. The reversal of 52033930 is 3933025.

It can be written as a sum of positive squares in 4 ways, for example, as 18173169 + 33860761 = 4263^2 + 5819^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52033895 and 52033904.

It is not an unprimeable number, because it can be changed into a prime (52033931) 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, 200001 + ... + 200260.

Almost surely, 2^52033930 is an apocalyptic number.

52033930 is a deficient number, since it is larger than the sum of its proper divisors (48832094).

52033930 is a wasteful number, since it uses less digits than its factorization.

52033930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400281.

The product of its (nonzero) digits is 2430, while the sum is 25.

The square root of 52033930 is about 7213.4547894889. The cubic root of 52033930 is about 373.3322801487.

Adding to 52033930 its reverse (3933025), we get a palindrome (55966955).

The spelling of 52033930 in words is "fifty-two million, thirty-three thousand, nine hundred thirty".