345509048 has 8 divisors (see below), whose sum is σ = 647829480. Its totient is φ = 172754520.

The previous prime is 345509033. The next prime is 345509057. The reversal of 345509048 is 840905543.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21594308 + ... + 21594323.

It is an arithmetic number, because the mean of its divisors is an integer number (80978685).

Almost surely, 2^345509048 is an apocalyptic number.

It is an amenable number.

345509048 is a deficient number, since it is larger than the sum of its proper divisors (302320432).

345509048 is a wasteful number, since it uses less digits than its factorization.

345509048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43188637 (or 43188633 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 345509048 is about 18587.8736815161. The cubic root of 345509048 is about 701.7026903668.

The spelling of 345509048 in words is "three hundred forty-five million, five hundred nine thousand, forty-eight".