344748946 has 4 divisors (see below), whose sum is σ = 517123422. Its totient is φ = 172374472.

The previous prime is 344748907. The next prime is 344748953. The reversal of 344748946 is 649847443.

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., 338964921 + 5784025 = 18411^2 + 2405^2 .

It is a super-3 number, since 3×344748946³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 344748946.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86187235 + ... + 86187238.

Almost surely, 2^344748946 is an apocalyptic number.

344748946 is a deficient number, since it is larger than the sum of its proper divisors (172374476).

344748946 is a wasteful number, since it uses less digits than its factorization.

344748946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172374475.

The product of its digits is 2322432, while the sum is 49.

The square root of 344748946 is about 18567.4162445936. The cubic root of 344748946 is about 701.1877427113.

The spelling of 344748946 in words is "three hundred forty-four million, seven hundred forty-eight thousand, nine hundred forty-six".