147213534 has 48 divisors (see below), whose sum is σ = 326685744. Its totient is φ = 44179200.

The previous prime is 147213511. The next prime is 147213571. The reversal of 147213534 is 435312741.

It is a happy number.

147213534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39804 + ... + 43344.

It is an arithmetic number, because the mean of its divisors is an integer number (6805953).

Almost surely, 2^147213534 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 147213534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163342872).

147213534 is an abundant number, since it is smaller than the sum of its proper divisors (179472210).

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

147213534 is a wasteful number, since it uses less digits than its factorization.

147213534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3613 (or 3600 counting only the distinct ones).

The product of its digits is 10080, while the sum is 30.

The square root of 147213534 is about 12133.1584511206. The cubic root of 147213534 is about 528.0186302540.

The spelling of 147213534 in words is "one hundred forty-seven million, two hundred thirteen thousand, five hundred thirty-four".