354093889 has 2 divisors, whose sum is σ = 354093890. Its totient is φ = 354093888.

The previous prime is 354093851. The next prime is 354093913. The reversal of 354093889 is 988390453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 354079489 + 14400 = 18817^2 + 120^2 .

It is a cyclic number.

It is not a de Polignac number, because 354093889 - 2¹⁵ = 354061121 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (354096889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177046944 + 177046945.

It is an arithmetic number, because the mean of its divisors is an integer number (177046945).

Almost surely, 2^354093889 is an apocalyptic number.

It is an amenable number.

354093889 is a deficient number, since it is larger than the sum of its proper divisors (1).

354093889 is an equidigital number, since it uses as much as digits as its factorization.

354093889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 49.

The square root of 354093889 is about 18817.3826288355. The cubic root of 354093889 is about 707.4669299929.

The spelling of 354093889 in words is "three hundred fifty-four million, ninety-three thousand, eight hundred eighty-nine".