102342834 has 24 divisors (see below), whose sum is σ = 241901712. Its totient is φ = 31012920.

The previous prime is 102342809. The next prime is 102342859. The reversal of 102342834 is 438243201.

It is an interprime number because it is at equal distance from previous prime (102342809) and next prime (102342859).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 102342798 and 102342807.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 258244 + ... + 258639.

It is an arithmetic number, because the mean of its divisors is an integer number (10079238).

Almost surely, 2^102342834 is an apocalyptic number.

102342834 is an abundant number, since it is smaller than the sum of its proper divisors (139558878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102342834 is a wasteful number, since it uses less digits than its factorization.

102342834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516902 (or 516899 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 102342834 is about 10116.4635125127. The cubic root of 102342834 is about 467.7557623261.

The spelling of 102342834 in words is "one hundred two million, three hundred forty-two thousand, eight hundred thirty-four".