1204434 has 72 divisors (see below), whose sum is σ = 3319680. Its totient is φ = 308880.

The previous prime is 1204421. The next prime is 1204447. The reversal of 1204434 is 4344021.

It is an interprime number because it is at equal distance from previous prime (1204421) and next prime (1204447).

It is a super-3 number, since 3×1204434³ = 5241677233366855512, which contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a zygodrome in base 13.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 15207 + ... + 15285.

2^1204434 is an apocalyptic number.

1204434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1204434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1659840).

1204434 is an abundant number, since it is smaller than the sum of its proper divisors (2115246).

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

1204434 is a wasteful number, since it uses less digits than its factorization.

1204434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116 (or 102 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 1204434 is about 1097.4670837888. The cubic root of 1204434 is about 106.3965801565.

Adding to 1204434 its reverse (4344021), we get a palindrome (5548455).

It can be divided in two parts, 120 and 4434, that added together give a palindrome (4554).

The spelling of 1204434 in words is "one million, two hundred four thousand, four hundred thirty-four".