354204994 has 24 divisors (see below), whose sum is σ = 628927740. Its totient is φ = 148616160.

The previous prime is 354204923. The next prime is 354205001. The reversal of 354204994 is 499402453.

It can be written as a sum of positive squares in 2 ways, for example, as 347636025 + 6568969 = 18645^2 + 2563^2 .

It is a super-3 number, since 3×354204994³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53149 + ... + 59440.

Almost surely, 2^354204994 is an apocalyptic number.

354204994 is a deficient number, since it is larger than the sum of its proper divisors (274722746).

354204994 is a wasteful number, since it uses less digits than its factorization.

354204994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112626 (or 112615 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 354204994 is about 18820.3345878866. The cubic root of 354204994 is about 707.5409168610.

The spelling of 354204994 in words is "three hundred fifty-four million, two hundred four thousand, nine hundred ninety-four".