2287946 has 8 divisors (see below), whose sum is σ = 3441540. Its totient is φ = 1140768.

The previous prime is 2287937. The next prime is 2287951. The reversal of 2287946 is 6497822.

It can be written as a sum of positive squares in 2 ways, for example, as 1990921 + 297025 = 1411^2 + 545^2 .

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

It is a d-powerful number, because it can be written as 2¹³ + 2¹⁷ + 8⁷ + 7² + 9³ + 4⁶ + 6⁶ .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 581 + ... + 2216.

2^2287946 is an apocalyptic number.

2287946 is a deficient number, since it is larger than the sum of its proper divisors (1153594).

2287946 is a wasteful number, since it uses less digits than its factorization.

2287946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3208.

The product of its digits is 48384, while the sum is 38.

The square root of 2287946 is about 1512.5957820912. The cubic root of 2287946 is about 131.7696088252.

The spelling of 2287946 in words is "two million, two hundred eighty-seven thousand, nine hundred forty-six".