1234842 has 16 divisors (see below), whose sum is σ = 2822592. Its totient is φ = 352800.

The previous prime is 1234841. The next prime is 1234843. The reversal of 1234842 is 2484321.

It is an interprime number because it is at equal distance from previous prime (1234841) and next prime (1234843).

It is not an unprimeable number, because it can be changed into a prime (1234841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14659 + ... + 14742.

It is an arithmetic number, because the mean of its divisors is an integer number (176412).

2^1234842 is an apocalyptic number.

1234842 is an abundant number, since it is smaller than the sum of its proper divisors (1587750).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1234842 is a wasteful number, since it uses less digits than its factorization.

1234842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29413.

The product of its digits is 1536, while the sum is 24.

The square root of 1234842 is about 1111.2344487101. The cubic root of 1234842 is about 107.2845368855.

Adding to 1234842 its product of digits (1536), we get a triangular number (1236378 = T₁₅₇₂).

The spelling of 1234842 in words is "one million, two hundred thirty-four thousand, eight hundred forty-two".