102642058 has 8 divisors (see below), whose sum is σ = 155487780. Its totient is φ = 50812800.

The previous prime is 102642053. The next prime is 102642083. The reversal of 102642058 is 850246201.

It can be written as a sum of positive squares in 2 ways, for example, as 102353689 + 288369 = 10117^2 + 537^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (102642053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253863 + ... + 254266.

Almost surely, 2^102642058 is an apocalyptic number.

102642058 is a deficient number, since it is larger than the sum of its proper divisors (52845722).

102642058 is a wasteful number, since it uses less digits than its factorization.

102642058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508232.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 102642058 is about 10131.2416810577. The cubic root of 102642058 is about 468.2111844269.

Adding to 102642058 its reverse (850246201), we get a palindrome (952888259).

The spelling of 102642058 in words is "one hundred two million, six hundred forty-two thousand, fifty-eight".