147530865 has 8 divisors (see below), whose sum is σ = 236049408. Its totient is φ = 78683120.

The previous prime is 147530863. The next prime is 147530897. The reversal of 147530865 is 568035741.

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

It is not a de Polignac number, because 147530865 - 2¹ = 147530863 is a prime.

It is a super-2 number, since 2×147530865² = 43530712255296450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (147530861) 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, 4917681 + ... + 4917710.

It is an arithmetic number, because the mean of its divisors is an integer number (29506176).

Almost surely, 2^147530865 is an apocalyptic number.

147530865 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

147530865 is a deficient number, since it is larger than the sum of its proper divisors (88518543).

147530865 is an equidigital number, since it uses as much as digits as its factorization.

147530865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9835399.

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 147530865 is about 12146.2284269645. The cubic root of 147530865 is about 528.3977539783.

The spelling of 147530865 in words is "one hundred forty-seven million, five hundred thirty thousand, eight hundred sixty-five".