147949340 has 96 divisors (see below), whose sum is σ = 404296704. Its totient is φ = 44098560.

The previous prime is 147949337. The next prime is 147949357. The reversal of 147949340 is 43949741.

It is a congruent number.

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, 33332 + ... + 37508.

It is an arithmetic number, because the mean of its divisors is an integer number (4211424).

Almost surely, 2^147949340 is an apocalyptic number.

147949340 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 147949340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202148352).

147949340 is an abundant number, since it is smaller than the sum of its proper divisors (256347364).

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

147949340 is a wasteful number, since it uses less digits than its factorization.

147949340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4227 (or 4225 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 147949340 is about 12163.4427692163. The cubic root of 147949340 is about 528.8968868365.

The spelling of 147949340 in words is "one hundred forty-seven million, nine hundred forty-nine thousand, three hundred forty".