2249750 has 16 divisors (see below), whose sum is σ = 4212000. Its totient is φ = 899800.

The previous prime is 2249747. The next prime is 2249759. The reversal of 2249750 is 579422.

It is a super-2 number, since 2×2249750² = 10122750125000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2249759) 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, 4250 + ... + 4749.

It is an arithmetic number, because the mean of its divisors is an integer number (263250).

2^2249750 is an apocalyptic number.

2249750 is a deficient number, since it is larger than the sum of its proper divisors (1962250).

2249750 is an equidigital number, since it uses as much as digits as its factorization.

2249750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9016 (or 9006 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 2249750 is about 1499.9166643517. The cubic root of 2249750 is about 131.0322163059.

It can be divided in two parts, 2 and 249750, that multiplied together give a triangular number (499500 = T₉₉₉).

The spelling of 2249750 in words is "two million, two hundred forty-nine thousand, seven hundred fifty".