147966 has 32 divisors (see below), whose sum is σ = 365568. Its totient is φ = 38880.

The previous prime is 147949. The next prime is 147977. The reversal of 147966 is 669741.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 411 + ... + 681.

It is an arithmetic number, because the mean of its divisors is an integer number (11424).

2¹⁴⁷⁹⁶⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 147966, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182784).

147966 is an abundant number, since it is smaller than the sum of its proper divisors (217602).

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

147966 is a wasteful number, since it uses less digits than its factorization.

147966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296.

The product of its digits is 9072, while the sum is 33.

The square root of 147966 is about 384.6634892994. The cubic root of 147966 is about 52.8916738432.

The spelling of 147966 in words is "one hundred forty-seven thousand, nine hundred sixty-six".