344143100 has 36 divisors (see below), whose sum is σ = 853476624. Its totient is φ = 117991680.

The previous prime is 344143091. The next prime is 344143103. The reversal of 344143100 is 1341443.

It is a happy number.

It is a super-2 number, since 2×344143100² = 236868946555220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344143103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 245117 + ... + 246516.

It is an arithmetic number, because the mean of its divisors is an integer number (23707684).

Almost surely, 2^344143100 is an apocalyptic number.

It is an amenable number.

344143100 is an abundant number, since it is smaller than the sum of its proper divisors (509333524).

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

344143100 is a wasteful number, since it uses less digits than its factorization.

344143100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491654 (or 491647 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 344143100 is about 18551.0943073448. The cubic root of 344143100 is about 700.7767567986.

Adding to 344143100 its reverse (1341443), we get a palindrome (345484543).

The spelling of 344143100 in words is "three hundred forty-four million, one hundred forty-three thousand, one hundred".