52140010 has 16 divisors (see below), whose sum is σ = 101071656. Its totient is φ = 19251648.

The previous prime is 52139963. The next prime is 52140043. The reversal of 52140010 is 1004125.

It can be written as a sum of positive squares in 4 ways, for example, as 45954841 + 6185169 = 6779^2 + 2487^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200409 + ... + 200668.

Almost surely, 2^52140010 is an apocalyptic number.

52140010 is a deficient number, since it is larger than the sum of its proper divisors (48931646).

52140010 is a wasteful number, since it uses less digits than its factorization.

52140010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401097.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 52140010 is about 7220.8039718580. The cubic root of 52140010 is about 373.5858083509.

Adding to 52140010 its reverse (1004125), we get a palindrome (53144135).

The spelling of 52140010 in words is "fifty-two million, one hundred forty thousand, ten".