354234991 has 8 divisors (see below), whose sum is σ = 392773968. Its totient is φ = 316752000.

The previous prime is 354234961. The next prime is 354235027. The reversal of 354234991 is 199432453.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 354234991 - 2¹¹ = 354232943 is a prime.

It is a super-3 number, since 3×354234991³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354234901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263290 + ... + 264631.

It is an arithmetic number, because the mean of its divisors is an integer number (49096746).

Almost surely, 2^354234991 is an apocalyptic number.

354234991 is a deficient number, since it is larger than the sum of its proper divisors (38538977).

354234991 is a wasteful number, since it uses less digits than its factorization.

354234991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527993.

The product of its digits is 116640, while the sum is 40.

The square root of 354234991 is about 18821.1315015862. The cubic root of 354234991 is about 707.5608897638.

The spelling of 354234991 in words is "three hundred fifty-four million, two hundred thirty-four thousand, nine hundred ninety-one".