1249672 has 16 divisors (see below), whose sum is σ = 2419200. Its totient is φ = 604560.

The previous prime is 1249669. The next prime is 1249681. The reversal of 1249672 is 2769421.

It is a Harshad number since it is a multiple of its sum of digits (31).

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 in 3 ways as a sum of consecutive naturals, for example, 2272 + ... + 2767.

It is an arithmetic number, because the mean of its divisors is an integer number (151200).

2^1249672 is an apocalyptic number.

It is an amenable number.

1249672 is a deficient number, since it is larger than the sum of its proper divisors (1169528).

1249672 is a wasteful number, since it uses less digits than its factorization.

1249672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5076 (or 5072 counting only the distinct ones).

The product of its digits is 6048, while the sum is 31.

The square root of 1249672 is about 1117.8872930667. The cubic root of 1249672 is about 107.7123116163.

The spelling of 1249672 in words is "one million, two hundred forty-nine thousand, six hundred seventy-two".