147339920 has 160 divisors (see below), whose sum is σ = 433805568. Its totient is φ = 45287424.

The previous prime is 147339919. The next prime is 147339953. The reversal of 147339920 is 29933741.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 269087 + ... + 269633.

Almost surely, 2^147339920 is an apocalyptic number.

147339920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 147339920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (216902784).

147339920 is an abundant number, since it is smaller than the sum of its proper divisors (286465648).

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

147339920 is a wasteful number, since it uses less digits than its factorization.

147339920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617 (or 611 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 147339920 is about 12138.3656230977. The cubic root of 147339920 is about 528.1696921669.

The spelling of 147339920 in words is "one hundred forty-seven million, three hundred thirty-nine thousand, nine hundred twenty".