1204239 has 16 divisors (see below), whose sum is σ = 1738880. Its totient is φ = 738720.

The previous prime is 1204219. The next prime is 1204243. The reversal of 1204239 is 9324021.

It is not a de Polignac number, because 1204239 - 2⁵ = 1204207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1824 + ... + 2394.

It is an arithmetic number, because the mean of its divisors is an integer number (108680).

2^1204239 is an apocalyptic number.

1204239 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1204239 is a deficient number, since it is larger than the sum of its proper divisors (534641).

1204239 is a wasteful number, since it uses less digits than its factorization.

1204239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1204239 is about 1097.3782392594. The cubic root of 1204239 is about 106.3908379150.

The spelling of 1204239 in words is "one million, two hundred four thousand, two hundred thirty-nine".