147881434 has 8 divisors (see below), whose sum is σ = 222441120. Its totient is φ = 73734396.

The previous prime is 147881431. The next prime is 147881471. The reversal of 147881434 is 434188741.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (147881431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102264 + ... + 103699.

It is an arithmetic number, because the mean of its divisors is an integer number (27805140).

Almost surely, 2^147881434 is an apocalyptic number.

147881434 is a deficient number, since it is larger than the sum of its proper divisors (74559686).

147881434 is a wasteful number, since it uses less digits than its factorization.

147881434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206324.

The product of its digits is 86016, while the sum is 40.

The square root of 147881434 is about 12160.6510516502. The cubic root of 147881434 is about 528.8159565031.

The spelling of 147881434 in words is "one hundred forty-seven million, eight hundred eighty-one thousand, four hundred thirty-four".