3457227978 has 24 divisors (see below), whose sum is σ = 7693112388. Its totient is φ = 1121262912.

The previous prime is 3457227931. The next prime is 3457227989. The reversal of 3457227978 is 8797227543.

3457227978 is a `hidden beast` number, since 345 + 7 + 227 + 9 + 78 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3391082289 + 66145689 = 58233^2 + 8133^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2594851 + ... + 2596182.

Almost surely, 2^3457227978 is an apocalyptic number.

3457227978 is an abundant number, since it is smaller than the sum of its proper divisors (4235884410).

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

3457227978 is a wasteful number, since it uses less digits than its factorization.

3457227978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5191078 (or 5191075 counting only the distinct ones).

The product of its digits is 5927040, while the sum is 54.

The square root of 3457227978 is about 58798.1970641958. The cubic root of 3457227978 is about 1512.0843075733.

The spelling of 3457227978 in words is "three billion, four hundred fifty-seven million, two hundred twenty-seven thousand, nine hundred seventy-eight".