1429392 has 40 divisors (see below), whose sum is σ = 3742816. Its totient is φ = 470016.

The previous prime is 1429387. The next prime is 1429397. The reversal of 1429392 is 2939241.

It is an interprime number because it is at equal distance from previous prime (1429387) and next prime (1429397).

It is a super-2 number, since 2×1429392² = 4086322979328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1429397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4503 + ... + 4809.

2^1429392 is an apocalyptic number.

1429392 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 1429392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1871408).

1429392 is an abundant number, since it is smaller than the sum of its proper divisors (2313424).

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

1429392 is a wasteful number, since it uses less digits than its factorization.

1429392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415 (or 409 counting only the distinct ones).

The product of its digits is 3888, while the sum is 30.

The square root of 1429392 is about 1195.5718297116. The cubic root of 1429392 is about 112.6463478097.

The spelling of 1429392 in words is "one million, four hundred twenty-nine thousand, three hundred ninety-two".