52520354 has 4 divisors (see below), whose sum is σ = 78780534. Its totient is φ = 26260176.

The previous prime is 52520341. The next prime is 52520371. The reversal of 52520354 is 45302525.

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

It can be written as a sum of positive squares in only one way, i.e., 39000025 + 13520329 = 6245^2 + 3677^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13130087 + ... + 13130090.

Almost surely, 2^52520354 is an apocalyptic number.

52520354 is a deficient number, since it is larger than the sum of its proper divisors (26260180).

52520354 is a wasteful number, since it uses less digits than its factorization.

52520354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26260179.

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 52520354 is about 7247.0927964253. The cubic root of 52520354 is about 374.4920031115.

Adding to 52520354 its reverse (45302525), we get a palindrome (97822879).

The spelling of 52520354 in words is "fifty-two million, five hundred twenty thousand, three hundred fifty-four".