340100421 has 8 divisors (see below), whose sum is σ = 453916320. Its totient is φ = 226509072.

The previous prime is 340100407. The next prime is 340100477. The reversal of 340100421 is 124001043.

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

It is not a de Polignac number, because 340100421 - 2¹¹ = 340098373 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 340100421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340100021) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 52570 + ... + 58683.

It is an arithmetic number, because the mean of its divisors is an integer number (56739540).

Almost surely, 2^340100421 is an apocalyptic number.

It is an amenable number.

340100421 is a deficient number, since it is larger than the sum of its proper divisors (113815899).

340100421 is a wasteful number, since it uses less digits than its factorization.

340100421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112275.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 340100421 is about 18441.8117602366. The cubic root of 340100421 is about 698.0219127884.

Adding to 340100421 its reverse (124001043), we get a palindrome (464101464).

The spelling of 340100421 in words is "three hundred forty million, one hundred thousand, four hundred twenty-one".