354426073 has 2 divisors, whose sum is σ = 354426074. Its totient is φ = 354426072.

The previous prime is 354426031. The next prime is 354426077. The reversal of 354426073 is 370624453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 349241344 + 5184729 = 18688^2 + 2277^2 .

It is an emirp because it is prime and its reverse (370624453) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354426073 is a prime.

It is not a weakly prime, because it can be changed into another prime (354426077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177213036 + 177213037.

It is an arithmetic number, because the mean of its divisors is an integer number (177213037).

Almost surely, 2^354426073 is an apocalyptic number.

It is an amenable number.

354426073 is a deficient number, since it is larger than the sum of its proper divisors (1).

354426073 is an equidigital number, since it uses as much as digits as its factorization.

354426073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 34.

The square root of 354426073 is about 18826.2070794943. The cubic root of 354426073 is about 707.6880914334.

The spelling of 354426073 in words is "three hundred fifty-four million, four hundred twenty-six thousand, seventy-three".