345703388 has 6 divisors (see below), whose sum is σ = 604980936. Its totient is φ = 172851692.

The previous prime is 345703387. The next prime is 345703417. The reversal of 345703388 is 883307543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345703387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43212920 + ... + 43212927.

It is an arithmetic number, because the mean of its divisors is an integer number (100830156).

Almost surely, 2^345703388 is an apocalyptic number.

It is an amenable number.

345703388 is a deficient number, since it is larger than the sum of its proper divisors (259277548).

345703388 is a wasteful number, since it uses less digits than its factorization.

345703388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86425851 (or 86425849 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 41.

The square root of 345703388 is about 18593.1005483217. The cubic root of 345703388 is about 701.8342289779.

The spelling of 345703388 in words is "three hundred forty-five million, seven hundred three thousand, three hundred eighty-eight".