1249894 has 8 divisors (see below), whose sum is σ = 1881288. Its totient is φ = 622800.

The previous prime is 1249873. The next prime is 1249901. The reversal of 1249894 is 4989421.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1249894² = 3124470022472, which contains 22 as substring.

It is a congruent 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, 207 + ... + 1594.

It is an arithmetic number, because the mean of its divisors is an integer number (235161).

2^1249894 is an apocalyptic number.

1249894 is a deficient number, since it is larger than the sum of its proper divisors (631394).

1249894 is a wasteful number, since it uses less digits than its factorization.

1249894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2150.

The product of its digits is 20736, while the sum is 37.

The square root of 1249894 is about 1117.9865831038. The cubic root of 1249894 is about 107.7186894812.

The spelling of 1249894 in words is "one million, two hundred forty-nine thousand, eight hundred ninety-four".