147067820 has 24 divisors (see below), whose sum is σ = 316376928. Its totient is φ = 57392000.

The previous prime is 147067807. The next prime is 147067853. The reversal of 147067820 is 28760741.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88856 + ... + 90495.

It is an arithmetic number, because the mean of its divisors is an integer number (13182372).

Almost surely, 2^147067820 is an apocalyptic number.

147067820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

147067820 is an abundant number, since it is smaller than the sum of its proper divisors (169309108).

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

147067820 is a wasteful number, since it uses less digits than its factorization.

147067820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179401 (or 179399 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 35.

The square root of 147067820 is about 12127.1521801287. The cubic root of 147067820 is about 527.8443593522.

The spelling of 147067820 in words is "one hundred forty-seven million, sixty-seven thousand, eight hundred twenty".