1244630 has 16 divisors (see below), whose sum is σ = 2273184. Its totient is φ = 490560.

The previous prime is 1244629. The next prime is 1244647. The reversal of 1244630 is 364421.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167 + ... + 1586.

It is an arithmetic number, because the mean of its divisors is an integer number (142074).

2^1244630 is an apocalyptic number.

1244630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1244630 is a deficient number, since it is larger than the sum of its proper divisors (1028554).

1244630 is a wasteful number, since it uses less digits than its factorization.

1244630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1831.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1244630 is about 1115.6298669362. The cubic root of 1244630 is about 107.5672555523.

The spelling of 1244630 in words is "one million, two hundred forty-four thousand, six hundred thirty".