102835140 has 24 divisors (see below), whose sum is σ = 287938560. Its totient is φ = 27422688.

The previous prime is 102835133. The next prime is 102835141. The reversal of 102835140 is 41538201.

It is a self number, because there is not a number n which added to its sum of digits gives 102835140.

It is not an unprimeable number, because it can be changed into a prime (102835141) 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, 856900 + ... + 857019.

It is an arithmetic number, because the mean of its divisors is an integer number (11997440).

Almost surely, 2^102835140 is an apocalyptic number.

102835140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102835140 is an abundant number, since it is smaller than the sum of its proper divisors (185103420).

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

102835140 is a wasteful number, since it uses less digits than its factorization.

102835140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1713931 (or 1713929 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 102835140 is about 10140.7662432382. The cubic root of 102835140 is about 468.5045876265.

The spelling of 102835140 in words is "one hundred two million, eight hundred thirty-five thousand, one hundred forty".