100342340 has 24 divisors (see below), whose sum is σ = 240821952. Its totient is φ = 34403040.

The previous prime is 100342331. The next prime is 100342343. The reversal of 100342340 is 43243001.

It is not an unprimeable number, because it can be changed into a prime (100342343) 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, 358226 + ... + 358505.

It is an arithmetic number, because the mean of its divisors is an integer number (10034248).

Almost surely, 2^100342340 is an apocalyptic number.

100342340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100342340 is an abundant number, since it is smaller than the sum of its proper divisors (140479612).

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

100342340 is a wasteful number, since it uses less digits than its factorization.

100342340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716747 (or 716745 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 100342340 is about 10017.1023754377. The cubic root of 100342340 is about 464.6879472611.

Adding to 100342340 its reverse (43243001), we get a palindrome (143585341).

The spelling of 100342340 in words is "one hundred million, three hundred forty-two thousand, three hundred forty".