1042655 has 8 divisors (see below), whose sum is σ = 1260384. Its totient is φ = 828000.

The previous prime is 1042633. The next prime is 1042681. The reversal of 1042655 is 5562401.

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

It is not a de Polignac number, because 1042655 - 2⁸ = 1042399 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1042655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65 + ... + 1445.

It is an arithmetic number, because the mean of its divisors is an integer number (157548).

2^1042655 is an apocalyptic number.

1042655 is a deficient number, since it is larger than the sum of its proper divisors (217729).

1042655 is a wasteful number, since it uses less digits than its factorization.

1042655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1537.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 1042655 is about 1021.1047938385. The cubic root of 1042655 is about 101.4020830879.

The spelling of 1042655 in words is "one million, forty-two thousand, six hundred fifty-five".