342736946 has 4 divisors (see below), whose sum is σ = 514105422. Its totient is φ = 171368472.

The previous prime is 342736937. The next prime is 342736969. The reversal of 342736946 is 649637243.

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

It can be written as a sum of positive squares in only one way, i.e., 314530225 + 28206721 = 17735^2 + 5311^2 .

It is a super-2 number, since 2×342736946² = 234937228306813832, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 342736897 and 342736906.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85684235 + ... + 85684238.

Almost surely, 2^342736946 is an apocalyptic number.

342736946 is a deficient number, since it is larger than the sum of its proper divisors (171368476).

342736946 is a wasteful number, since it uses less digits than its factorization.

342736946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171368475.

The product of its digits is 653184, while the sum is 44.

The square root of 342736946 is about 18513.1560248381. The cubic root of 342736946 is about 699.8210059348.

The spelling of 342736946 in words is "three hundred forty-two million, seven hundred thirty-six thousand, nine hundred forty-six".