344556342 has 120 divisors (see below), whose sum is σ = 863777376. Its totient is φ = 102002976.

The previous prime is 344556341. The next prime is 344556343. The reversal of 344556342 is 243655443.

It is an interprime number because it is at equal distance from previous prime (344556341) and next prime (344556343).

Its product of digits (172800) is a multiple of the sum of its prime factors (192).

It is a junction number, because it is equal to n+sod(n) for n = 344556297 and 344556306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344556341) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 5839909 + ... + 5839967.

Almost surely, 2^344556342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 344556342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (431888688).

344556342 is an abundant number, since it is smaller than the sum of its proper divisors (519221034).

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

344556342 is a wasteful number, since it uses less digits than its factorization.

344556342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192 (or 124 counting only the distinct ones).

The product of its digits is 172800, while the sum is 36.

The square root of 344556342 is about 18562.2289071113. The cubic root of 344556342 is about 701.0571387617.

The spelling of 344556342 in words is "three hundred forty-four million, five hundred fifty-six thousand, three hundred forty-two".