354004407 has 24 divisors (see below), whose sum is σ = 528772608. Its totient is φ = 227984400.

The previous prime is 354004403. The next prime is 354004433. The reversal of 354004407 is 704400453.

It is not a de Polignac number, because 354004407 - 2² = 354004403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354004403) 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 23 ways as a sum of consecutive naturals, for example, 303808 + ... + 304970.

It is an arithmetic number, because the mean of its divisors is an integer number (22032192).

Almost surely, 2^354004407 is an apocalyptic number.

354004407 is a deficient number, since it is larger than the sum of its proper divisors (174768201).

354004407 is a wasteful number, since it uses less digits than its factorization.

354004407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2291 (or 2288 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 354004407 is about 18815.0048365659. The cubic root of 354004407 is about 707.4073310267.

The spelling of 354004407 in words is "three hundred fifty-four million, four thousand, four hundred seven".