147840706 has 8 divisors (see below), whose sum is σ = 238819644. Its totient is φ = 68234160.

The previous prime is 147840703. The next prime is 147840731. The reversal of 147840706 is 607048741.

It can be written as a sum of positive squares in 2 ways, for example, as 108264025 + 39576681 = 10405^2 + 6291^2 .

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

It is not an unprimeable number, because it can be changed into a prime (147840701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2843065 + ... + 2843116.

Almost surely, 2^147840706 is an apocalyptic number.

147840706 is a deficient number, since it is larger than the sum of its proper divisors (90978938).

147840706 is a wasteful number, since it uses less digits than its factorization.

147840706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5686196.

The product of its (nonzero) digits is 37632, while the sum is 37.

The square root of 147840706 is about 12158.9763549404. The cubic root of 147840706 is about 528.7674050088.

The spelling of 147840706 in words is "one hundred forty-seven million, eight hundred forty thousand, seven hundred six".