2249727 has 4 divisors (see below), whose sum is σ = 2999640. Its totient is φ = 1499816.

The previous prime is 2249719. The next prime is 2249743. The reversal of 2249727 is 7279422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2249727 - 2³ = 2249719 is a prime.

It is a super-2 number, since 2×2249727² = 10122543149058, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2⁹ + 2¹⁷ + 4⁶ + 9² + 7 + 2²¹ + 7⁵ .

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2249747) 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, 374952 + ... + 374957.

It is an arithmetic number, because the mean of its divisors is an integer number (749910).

2^2249727 is an apocalyptic number.

2249727 is a deficient number, since it is larger than the sum of its proper divisors (749913).

2249727 is an equidigital number, since it uses as much as digits as its factorization.

2249727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749912.

The product of its digits is 14112, while the sum is 33.

The square root of 2249727 is about 1499.9089972395. The cubic root of 2249727 is about 131.0317697746.

The spelling of 2249727 in words is "two million, two hundred forty-nine thousand, seven hundred twenty-seven".