2249672 has 16 divisors (see below), whose sum is σ = 4244400. Its totient is φ = 1117840.

The previous prime is 2249633. The next prime is 2249693. The reversal of 2249672 is 2769422.

It is a super-2 number, since 2×2249672² = 10122048215168, which contains 22 as substring.

It is an Ulam number.

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, 647 + ... + 2217.

It is an arithmetic number, because the mean of its divisors is an integer number (265275).

2^2249672 is an apocalyptic number.

It is an amenable number.

2249672 is a deficient number, since it is larger than the sum of its proper divisors (1994728).

2249672 is a wasteful number, since it uses less digits than its factorization.

2249672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1756 (or 1752 counting only the distinct ones).

The product of its digits is 12096, while the sum is 32.

The square root of 2249672 is about 1499.8906626818. The cubic root of 2249672 is about 131.0307019701.

It can be divided in two parts, 22 and 49672, that added together give a palindrome (49694).

The spelling of 2249672 in words is "two million, two hundred forty-nine thousand, six hundred seventy-two".