342773 has 4 divisors (see below), whose sum is σ = 345600. Its totient is φ = 339948.

The previous prime is 342761. The next prime is 342791. The reversal of 342773 is 377243.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 377243 = 311 ⋅1213.

It is a cyclic number.

It is not a de Polignac number, because 342773 - 2⁴ = 342757 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342733) 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, 1223 + ... + 1476.

It is an arithmetic number, because the mean of its divisors is an integer number (86400).

2³⁴²⁷⁷³ is an apocalyptic number.

It is an amenable number.

342773 is a deficient number, since it is larger than the sum of its proper divisors (2827).

342773 is a wasteful number, since it uses less digits than its factorization.

342773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2826.

The product of its digits is 3528, while the sum is 26.

The square root of 342773 is about 585.4681887174. The cubic root of 342773 is about 69.9845544153.

It can be divided in two parts, 34277 and 3, that multiplied together give a triangular number (102831 = T₄₅₃).

The spelling of 342773 in words is "three hundred forty-two thousand, seven hundred seventy-three", and thus it is an iban number.