354940803 has 12 divisors (see below), whose sum is σ = 585934128. Its totient is φ = 202823280.

The previous prime is 354940777. The next prime is 354940823. The reversal of 354940803 is 308049453.

It is not a de Polignac number, because 354940803 - 2⁹ = 354940291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (354940823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2816928 + ... + 2817053.

It is an arithmetic number, because the mean of its divisors is an integer number (48827844).

Almost surely, 2^354940803 is an apocalyptic number.

354940803 is a deficient number, since it is larger than the sum of its proper divisors (230993325).

354940803 is a wasteful number, since it uses less digits than its factorization.

354940803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5633994 (or 5633991 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 354940803 is about 18839.8726906527. The cubic root of 354940803 is about 708.0305155381.

The spelling of 354940803 in words is "three hundred fifty-four million, nine hundred forty thousand, eight hundred three".