1429812 has 36 divisors (see below), whose sum is σ = 3750656. Its totient is φ = 476280.

The previous prime is 1429811. The next prime is 1429817. The reversal of 1429812 is 2189241.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1429811) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 237 + ... + 1707.

2^1429812 is an apocalyptic number.

1429812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1429812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1875328).

1429812 is an abundant number, since it is smaller than the sum of its proper divisors (2320844).

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

1429812 is a wasteful number, since it uses less digits than its factorization.

1429812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1490 (or 1476 counting only the distinct ones).

The product of its digits is 1152, while the sum is 27.

The square root of 1429812 is about 1195.7474649775. The cubic root of 1429812 is about 112.6573797340.

The spelling of 1429812 in words is "one million, four hundred twenty-nine thousand, eight hundred twelve".