354723849 has 12 divisors (see below), whose sum is σ = 512551936. Its totient is φ = 236402712.

The previous prime is 354723797. The next prime is 354723869. The reversal of 354723849 is 948327453.

354723849 is a `hidden beast` number, since 3 + 547 + 23 + 84 + 9 = 666.

It is not a de Polignac number, because 354723849 - 2¹⁹ = 354199561 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (354723869) 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, 35592 + ... + 44454.

Almost surely, 2^354723849 is an apocalyptic number.

It is an amenable number.

354723849 is a deficient number, since it is larger than the sum of its proper divisors (157828087).

354723849 is a wasteful number, since it uses less digits than its factorization.

354723849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13316 (or 13313 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The square root of 354723849 is about 18834.1139690722. The cubic root of 354723849 is about 707.8862272894.

The spelling of 354723849 in words is "three hundred fifty-four million, seven hundred twenty-three thousand, eight hundred forty-nine".