1042347 has 8 divisors (see below), whose sum is σ = 1437840. Its totient is φ = 670880.

The previous prime is 1042333. The next prime is 1042357. The reversal of 1042347 is 7432401.

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 1042347 - 2⁴ = 1042331 is a prime.

1042347 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1042357) 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, 5904 + ... + 6077.

It is an arithmetic number, because the mean of its divisors is an integer number (179730).

2^1042347 is an apocalyptic number.

1042347 is a deficient number, since it is larger than the sum of its proper divisors (395493).

1042347 is a wasteful number, since it uses less digits than its factorization.

1042347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12013.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 1042347 is about 1020.9539656615. The cubic root of 1042347 is about 101.3920973888.

Adding to 1042347 its reverse (7432401), we get a palindrome (8474748).

The spelling of 1042347 in words is "one million, forty-two thousand, three hundred forty-seven".