3147798 has 8 divisors (see below), whose sum is σ = 6295608. Its totient is φ = 1049264.

The previous prime is 3147797. The next prime is 3147853. The reversal of 3147798 is 8977413.

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

3147798 is an admirable number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3147797) 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, 262311 + ... + 262322.

It is an arithmetic number, because the mean of its divisors is an integer number (786951).

Almost surely, 2^3147798 is an apocalyptic number.

3147798 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3147798 is a wasteful number, since it uses less digits than its factorization.

3147798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524638.

The product of its digits is 42336, while the sum is 39.

The square root of 3147798 is about 1774.2034832566. The cubic root of 3147798 is about 146.5555551936. Note that the first 6 decimals are identical.

The spelling of 3147798 in words is "three million, one hundred forty-seven thousand, seven hundred ninety-eight".