52725370 has 16 divisors (see below), whose sum is σ = 97471368. Its totient is φ = 20520000.

The previous prime is 52725317. The next prime is 52725377. The reversal of 52725370 is 7352725.

It can be written as a sum of positive squares in 4 ways, for example, as 47430769 + 5294601 = 6887^2 + 2301^2 .

It is not an unprimeable number, because it can be changed into a prime (52725377) 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, 70881 + ... + 71620.

Almost surely, 2^52725370 is an apocalyptic number.

52725370 is a deficient number, since it is larger than the sum of its proper divisors (44745998).

52725370 is a wasteful number, since it uses less digits than its factorization.

52725370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142545.

The product of its (nonzero) digits is 14700, while the sum is 31.

The square root of 52725370 is about 7261.2237260671. The cubic root of 52725370 is about 374.9786535997.

The spelling of 52725370 in words is "fifty-two million, seven hundred twenty-five thousand, three hundred seventy".