1249862 has 8 divisors (see below), whose sum is σ = 1883736. Its totient is φ = 621952.

The previous prime is 1249861. The next prime is 1249873. The reversal of 1249862 is 2689421.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1249861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 923 + ... + 1830.

It is an arithmetic number, because the mean of its divisors is an integer number (235467).

2^1249862 is an apocalyptic number.

1249862 is a deficient number, since it is larger than the sum of its proper divisors (633874).

1249862 is a wasteful number, since it uses less digits than its factorization.

1249862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2982.

The product of its digits is 6912, while the sum is 32.

The square root of 1249862 is about 1117.9722715703. The cubic root of 1249862 is about 107.7177701959.

The spelling of 1249862 in words is "one million, two hundred forty-nine thousand, eight hundred sixty-two".