354105657 has 12 divisors (see below), whose sum is σ = 516453184. Its totient is φ = 233777880.

The previous prime is 354105649. The next prime is 354105659. The reversal of 354105657 is 756501453.

It is not a de Polignac number, because 354105657 - 2³ = 354105649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354105659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 190069 + ... + 191922.

Almost surely, 2^354105657 is an apocalyptic number.

It is an amenable number.

354105657 is a deficient number, since it is larger than the sum of its proper divisors (162347527).

354105657 is a wasteful number, since it uses less digits than its factorization.

354105657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382100 (or 382097 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 36.

The square root of 354105657 is about 18817.6953158457. The cubic root of 354105657 is about 707.4747672539.

The spelling of 354105657 in words is "three hundred fifty-four million, one hundred five thousand, six hundred fifty-seven".