341142440 has 64 divisors (see below), whose sum is σ = 803606400. Its totient is φ = 130090752.

The previous prime is 341142419. The next prime is 341142449. The reversal of 341142440 is 44241143.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (341142449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 480806 + ... + 481514.

It is an arithmetic number, because the mean of its divisors is an integer number (12556350).

Almost surely, 2^341142440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 341142440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (401803200).

341142440 is an abundant number, since it is smaller than the sum of its proper divisors (462463960).

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

341142440 is a wasteful number, since it uses less digits than its factorization.

341142440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266 (or 1262 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 341142440 is about 18470.0416891787. The cubic root of 341142440 is about 698.7340657079.

Adding to 341142440 its reverse (44241143), we get a palindrome (385383583).

The spelling of 341142440 in words is "three hundred forty-one million, one hundred forty-two thousand, four hundred forty".