1264429 has 8 divisors (see below), whose sum is σ = 1332000. Its totient is φ = 1198512.

The previous prime is 1264411. The next prime is 1264447. The reversal of 1264429 is 9244621.

It is an interprime number because it is at equal distance from previous prime (1264411) and next prime (1264447).

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

It is not a de Polignac number, because 1264429 - 2⁷ = 1264301 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1264397 and 1264406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264499) 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, 1342 + ... + 2080.

It is an arithmetic number, because the mean of its divisors is an integer number (166500).

2^1264429 is an apocalyptic number.

It is an amenable number.

1264429 is a deficient number, since it is larger than the sum of its proper divisors (67571).

1264429 is an equidigital number, since it uses as much as digits as its factorization.

1264429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 827.

The product of its digits is 3456, while the sum is 28.

The square root of 1264429 is about 1124.4683188067. The cubic root of 1264429 is about 108.1346343337.

The spelling of 1264429 in words is "one million, two hundred sixty-four thousand, four hundred twenty-nine".