354191394 has 16 divisors (see below), whose sum is σ = 708714432. Its totient is φ = 118008528.

The previous prime is 354191363. The next prime is 354191423. The reversal of 354191394 is 493191453.

It is a happy number.

It is a super-3 number, since 3×354191394³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1347 + ... + 26649.

It is an arithmetic number, because the mean of its divisors is an integer number (44294652).

Almost surely, 2^354191394 is an apocalyptic number.

354191394 is an abundant number, since it is smaller than the sum of its proper divisors (354523038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

354191394 is a wasteful number, since it uses less digits than its factorization.

354191394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27641.

The product of its digits is 58320, while the sum is 39.

The square root of 354191394 is about 18819.9732730947. The cubic root of 354191394 is about 707.5318612013.

The spelling of 354191394 in words is "three hundred fifty-four million, one hundred ninety-one thousand, three hundred ninety-four".