345717654 has 16 divisors (see below), whose sum is σ = 727826880. Its totient is φ = 109173960.

The previous prime is 345717649. The next prime is 345717703. The reversal of 345717654 is 456717543.

It is a happy number.

345717654 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1516192 + ... + 1516419.

It is an arithmetic number, because the mean of its divisors is an integer number (45489180).

Almost surely, 2^345717654 is an apocalyptic number.

345717654 is an abundant number, since it is smaller than the sum of its proper divisors (382109226).

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

345717654 is a wasteful number, since it uses less digits than its factorization.

345717654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3032635.

The product of its digits is 352800, while the sum is 42.

The square root of 345717654 is about 18593.4841812932. The cubic root of 345717654 is about 701.8438829469.

The spelling of 345717654 in words is "three hundred forty-five million, seven hundred seventeen thousand, six hundred fifty-four".