354209122 has 8 divisors (see below), whose sum is σ = 536015916. Its totient is φ = 175537152.

The previous prime is 354209117. The next prime is 354209137. The reversal of 354209122 is 221902453.

It can be written as a sum of positive squares in 2 ways, for example, as 351150121 + 3059001 = 18739^2 + 1749^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×354209122³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 783423 + ... + 783874.

Almost surely, 2^354209122 is an apocalyptic number.

354209122 is a deficient number, since it is larger than the sum of its proper divisors (181806794).

354209122 is a wasteful number, since it uses less digits than its factorization.

354209122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1567412.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 354209122 is about 18820.4442561806. Note that the first 3 decimals coincide. The cubic root of 354209122 is about 707.5436654742.

The spelling of 354209122 in words is "three hundred fifty-four million, two hundred nine thousand, one hundred twenty-two".