10252138 has 16 divisors (see below), whose sum is σ = 17133480. Its totient is φ = 4568256.

The previous prime is 10252133. The next prime is 10252163. The reversal of 10252138 is 83125201.

It can be written as a sum of positive squares in 4 ways, for example, as 4809249 + 5442889 = 2193^2 + 2333^2 .

It is a super-3 number, since 3×10252138³ (a number of 22 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (10252133) 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, 6045 + ... + 7552.

Almost surely, 2^10252138 is an apocalyptic number.

10252138 is a deficient number, since it is larger than the sum of its proper divisors (6881342).

10252138 is a wasteful number, since it uses less digits than its factorization.

10252138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13641.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 10252138 is about 3201.8960008095. The cubic root of 10252138 is about 217.2391764928.

Adding to 10252138 its reverse (83125201), we get a palindrome (93377339).

The spelling of 10252138 in words is "ten million, two hundred fifty-two thousand, one hundred thirty-eight".