147994426 has 8 divisors (see below), whose sum is σ = 222180084. Its totient is φ = 73934400.

The previous prime is 147994393. The next prime is 147994471. The reversal of 147994426 is 624499741.

147994426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 79121025 + 68873401 = 8895^2 + 8299^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28405 + ... + 33208.

Almost surely, 2^147994426 is an apocalyptic number.

147994426 is a deficient number, since it is larger than the sum of its proper divisors (74185658).

147994426 is a wasteful number, since it uses less digits than its factorization.

147994426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62816.

The product of its digits is 435456, while the sum is 46.

The square root of 147994426 is about 12165.2959684506. The cubic root of 147994426 is about 528.9506066282.

The spelling of 147994426 in words is "one hundred forty-seven million, nine hundred ninety-four thousand, four hundred twenty-six".