354248917 has 24 divisors (see below), whose sum is σ = 401119488. Its totient is φ = 312465120.

The previous prime is 354248911. The next prime is 354248927. The reversal of 354248917 is 719842453.

It is a de Polignac number, because none of the positive numbers 2^k-354248917 is a prime.

It is a super-3 number, since 3×354248917³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354248911) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 949543 + ... + 949915.

It is an arithmetic number, because the mean of its divisors is an integer number (16713312).

Almost surely, 2^354248917 is an apocalyptic number.

It is an amenable number.

354248917 is a deficient number, since it is larger than the sum of its proper divisors (46870571).

354248917 is a wasteful number, since it uses less digits than its factorization.

354248917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609 (or 598 counting only the distinct ones).

The product of its digits is 241920, while the sum is 43.

The square root of 354248917 is about 18821.5014544536. The cubic root of 354248917 is about 707.5701617293.

The spelling of 354248917 in words is "three hundred fifty-four million, two hundred forty-eight thousand, nine hundred seventeen".