2249734 has 4 divisors (see below), whose sum is σ = 3374604. Its totient is φ = 1124866.

The previous prime is 2249719. The next prime is 2249743. The reversal of 2249734 is 4379422.

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

It is a super-2 number, since 2×2249734² = 10122606141512, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 2249696 and 2249705.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562432 + ... + 562435.

It is an arithmetic number, because the mean of its divisors is an integer number (843651).

2^2249734 is an apocalyptic number.

2249734 is a deficient number, since it is larger than the sum of its proper divisors (1124870).

2249734 is a wasteful number, since it uses less digits than its factorization.

2249734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124869.

The product of its digits is 12096, while the sum is 31.

The square root of 2249734 is about 1499.9113307126. The cubic root of 2249734 is about 131.0319056757.

The spelling of 2249734 in words is "two million, two hundred forty-nine thousand, seven hundred thirty-four".