147873797 has 8 divisors (see below), whose sum is σ = 152520192. Its totient is φ = 143290000.

The previous prime is 147873787. The next prime is 147873799. The reversal of 147873797 is 797378741.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 147873797 - 2²⁰ = 146825221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147873799) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10829 + ... + 20322.

It is an arithmetic number, because the mean of its divisors is an integer number (19065024).

Almost surely, 2^147873797 is an apocalyptic number.

It is an amenable number.

147873797 is a deficient number, since it is larger than the sum of its proper divisors (4646395).

147873797 is a wasteful number, since it uses less digits than its factorization.

147873797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31299.

The product of its digits is 2074464, while the sum is 53.

The square root of 147873797 is about 12160.3370430264. The cubic root of 147873797 is about 528.8068531810.

The spelling of 147873797 in words is "one hundred forty-seven million, eight hundred seventy-three thousand, seven hundred ninety-seven".