2263972 has 18 divisors (see below), whose sum is σ = 4109378. Its totient is φ = 1091328.

The previous prime is 2263969. The next prime is 2264027. The reversal of 2263972 is 2793622.

It can be written as a sum of positive squares in 3 ways, for example, as 236196 + 2027776 = 486^2 + 1424^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3028 + ... + 3700.

2^2263972 is an apocalyptic number.

It is an amenable number.

2263972 is a deficient number, since it is larger than the sum of its proper divisors (1845406).

2263972 is a wasteful number, since it uses less digits than its factorization.

2263972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735 (or 704 counting only the distinct ones).

The product of its digits is 9072, while the sum is 31.

The square root of 2263972 is about 1504.6501254445. The cubic root of 2263972 is about 131.3077472267.

The spelling of 2263972 in words is "two million, two hundred sixty-three thousand, nine hundred seventy-two".