341721072 has 160 divisors (see below), whose sum is σ = 1223016960. Its totient is φ = 88750080.

The previous prime is 341721053. The next prime is 341721073. The reversal of 341721072 is 270127143.

It is a happy number.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (341721073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28128 + ... + 38400.

It is an arithmetic number, because the mean of its divisors is an integer number (7643856).

Almost surely, 2^341721072 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 341721072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (611508480).

341721072 is an abundant number, since it is smaller than the sum of its proper divisors (881295888).

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

341721072 is a wasteful number, since it uses less digits than its factorization.

341721072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10308 (or 10296 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 341721072 is about 18485.6991212126. The cubic root of 341721072 is about 699.1288973738.

The spelling of 341721072 in words is "three hundred forty-one million, seven hundred twenty-one thousand, seventy-two".