42847597 has 16 divisors (see below), whose sum is σ = 49190400. Its totient is φ = 37014912.

The previous prime is 42847579. The next prime is 42847601. The reversal of 42847597 is 79574824.

It is not a de Polignac number, because 42847597 - 2¹¹ = 42845549 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 (42847097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12529 + ... + 15577.

It is an arithmetic number, because the mean of its divisors is an integer number (3074400).

Almost surely, 2^42847597 is an apocalyptic number.

42847597 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

42847597 is a deficient number, since it is larger than the sum of its proper divisors (6342803).

42847597 is a wasteful number, since it uses less digits than its factorization.

42847597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3132.

The product of its digits is 564480, while the sum is 46.

The square root of 42847597 is about 6545.8075895950. The cubic root of 42847597 is about 349.9254181220.

It can be divided in two parts, 4284 and 7597, that added together give a square (11881 = 109²).

The spelling of 42847597 in words is "forty-two million, eight hundred forty-seven thousand, five hundred ninety-seven".