147481806 has 8 divisors (see below), whose sum is σ = 294963624. Its totient is φ = 49160600.

The previous prime is 147481801. The next prime is 147481813. The reversal of 147481806 is 608184741.

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

147481806 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147481801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12290145 + ... + 12290156.

It is an arithmetic number, because the mean of its divisors is an integer number (36870453).

Almost surely, 2^147481806 is an apocalyptic number.

147481806 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

147481806 is a wasteful number, since it uses less digits than its factorization.

147481806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24580306.

The product of its (nonzero) digits is 43008, while the sum is 39.

The square root of 147481806 is about 12144.2087432652. The cubic root of 147481806 is about 528.3391774462.

The spelling of 147481806 in words is "one hundred forty-seven million, four hundred eighty-one thousand, eight hundred six".