354278064 has 80 divisors (see below), whose sum is σ = 1049075712. Its totient is φ = 100921344.

The previous prime is 354278063. The next prime is 354278087. The reversal of 354278064 is 460872453.

It is a happy number.

It is a super-3 number, since 3×354278064³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (354278063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127312 + ... + 130064.

Almost surely, 2^354278064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 354278064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (524537856).

354278064 is an abundant number, since it is smaller than the sum of its proper divisors (694797648).

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

354278064 is a wasteful number, since it uses less digits than its factorization.

354278064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3154 (or 3148 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 39.

The square root of 354278064 is about 18822.2757391342. The cubic root of 354278064 is about 707.5895670880.

The spelling of 354278064 in words is "three hundred fifty-four million, two hundred seventy-eight thousand, sixty-four".