1429939 has 8 divisors (see below), whose sum is σ = 1678688. Its totient is φ = 1192320.

The previous prime is 1429927. The next prime is 1429943. The reversal of 1429939 is 9399241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1429939 - 2⁵ = 1429907 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1429898 and 1429907.

It is not an unprimeable number, because it can be changed into a prime (1429969) 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, 2502 + ... + 3019.

It is an arithmetic number, because the mean of its divisors is an integer number (209836).

2^1429939 is an apocalyptic number.

1429939 is a deficient number, since it is larger than the sum of its proper divisors (248749).

1429939 is an equidigital number, since it uses as much as digits as its factorization.

1429939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5565.

The product of its digits is 17496, while the sum is 37.

The square root of 1429939 is about 1195.8005686568. The cubic root of 1429939 is about 112.6607151523.

The spelling of 1429939 in words is "one million, four hundred twenty-nine thousand, nine hundred thirty-nine".