345448748 has 18 divisors (see below), whose sum is σ = 624672468. Its totient is φ = 167150760.

The previous prime is 345448729. The next prime is 345448769. The reversal of 345448748 is 847844543.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41090 + ... + 48777.

It is an arithmetic number, because the mean of its divisors is an integer number (34704026).

Almost surely, 2^345448748 is an apocalyptic number.

It is an amenable number.

345448748 is a deficient number, since it is larger than the sum of its proper divisors (279223720).

345448748 is a wasteful number, since it uses less digits than its factorization.

345448748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89933 (or 89900 counting only the distinct ones).

The product of its digits is 1720320, while the sum is 47.

The square root of 345448748 is about 18586.2515855134. The cubic root of 345448748 is about 701.6618664152.

The spelling of 345448748 in words is "three hundred forty-five million, four hundred forty-eight thousand, seven hundred forty-eight".