102052238 has 4 divisors (see below), whose sum is σ = 153078360. Its totient is φ = 51026118.

The previous prime is 102052199. The next prime is 102052243. The reversal of 102052238 is 832250201.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25513058 + ... + 25513061.

It is an arithmetic number, because the mean of its divisors is an integer number (38269590).

Almost surely, 2^102052238 is an apocalyptic number.

102052238 is a deficient number, since it is larger than the sum of its proper divisors (51026122).

102052238 is an equidigital number, since it uses as much as digits as its factorization.

102052238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51026121.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 102052238 is about 10102.0907736963. The cubic root of 102052238 is about 467.3126216766.

The spelling of 102052238 in words is "one hundred two million, fifty-two thousand, two hundred thirty-eight".