342672541 has 4 divisors (see below), whose sum is σ = 343103292. Its totient is φ = 342241792.

The previous prime is 342672523. The next prime is 342672557. The reversal of 342672541 is 145276243.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 170406916 + 172265625 = 13054^2 + 13125^2 .

It is a cyclic number.

It is not a de Polignac number, because 342672541 - 2⁵ = 342672509 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 342672497 and 342672506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342672511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214180 + ... + 215773.

It is an arithmetic number, because the mean of its divisors is an integer number (85775823).

Almost surely, 2^342672541 is an apocalyptic number.

It is an amenable number.

342672541 is a deficient number, since it is larger than the sum of its proper divisors (430751).

342672541 is an equidigital number, since it uses as much as digits as its factorization.

342672541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430750.

The product of its digits is 40320, while the sum is 34.

The square root of 342672541 is about 18511.4165044169. The cubic root of 342672541 is about 699.7771678485. Note that the first 3 decimals are identical.

The spelling of 342672541 in words is "three hundred forty-two million, six hundred seventy-two thousand, five hundred forty-one".