3578478134 has 24 divisors (see below), whose sum is σ = 6811724808. Its totient is φ = 1394211840.

The previous prime is 3578478109. The next prime is 3578478139. The reversal of 3578478134 is 4318748753.

It is a happy number.

It is a super-2 number, since 2×3578478134² = 25611011511032243912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3578478139) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1658699 + ... + 1660854.

It is an arithmetic number, because the mean of its divisors is an integer number (283821867).

Almost surely, 2^3578478134 is an apocalyptic number.

3578478134 is a deficient number, since it is larger than the sum of its proper divisors (3233246674).

3578478134 is a wasteful number, since it uses less digits than its factorization.

3578478134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3319580 (or 3319573 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 50.

The square root of 3578478134 is about 59820.3822622357. The cubic root of 3578478134 is about 1529.5586084885.

The spelling of 3578478134 in words is "three billion, five hundred seventy-eight million, four hundred seventy-eight thousand, one hundred thirty-four".