354106623 has 16 divisors (see below), whose sum is σ = 509404896. Its totient is φ = 217507200.

The previous prime is 354106609. The next prime is 354106639. The reversal of 354106623 is 326601453.

It is not a de Polignac number, because 354106623 - 2⁹ = 354106111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354106663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13573 + ... + 29873.

It is an arithmetic number, because the mean of its divisors is an integer number (31837806).

Almost surely, 2^354106623 is an apocalyptic number.

354106623 is a deficient number, since it is larger than the sum of its proper divisors (155298273).

354106623 is a wasteful number, since it uses less digits than its factorization.

354106623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16874.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 354106623 is about 18817.7209831584. The cubic root of 354106623 is about 707.4754105835.

The spelling of 354106623 in words is "three hundred fifty-four million, one hundred six thousand, six hundred twenty-three".