345156948 has 18 divisors (see below), whose sum is σ = 872480154. Its totient is φ = 115052304.

The previous prime is 345156887. The next prime is 345156949. The reversal of 345156948 is 849651543.

345156948 is a `hidden beast` number, since 3 + 45 + 1 + 569 + 48 = 666.

It can be written as a sum of positive squares in only one way, i.e., 220879044 + 124277904 = 14862^2 + 11148^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345156949) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 4793811 + ... + 4793882.

Almost surely, 2^345156948 is an apocalyptic number.

It is an amenable number.

345156948 is an abundant number, since it is smaller than the sum of its proper divisors (527323206).

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

345156948 is a wasteful number, since it uses less digits than its factorization.

345156948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9587703 (or 9587698 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The square root of 345156948 is about 18578.4000387547. The cubic root of 345156948 is about 701.4642465462.

The spelling of 345156948 in words is "three hundred forty-five million, one hundred fifty-six thousand, nine hundred forty-eight".