1042870 has 8 divisors (see below), whose sum is σ = 1877184. Its totient is φ = 417144.

The previous prime is 1042861. The next prime is 1042897. The reversal of 1042870 is 782401.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52134 + ... + 52153.

It is an arithmetic number, because the mean of its divisors is an integer number (234648).

2^1042870 is an apocalyptic number.

1042870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1042870 is a deficient number, since it is larger than the sum of its proper divisors (834314).

1042870 is a wasteful number, since it uses less digits than its factorization.

1042870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104294.

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 1042870 is about 1021.2100665387. The cubic root of 1042870 is about 101.4090524592.

The spelling of 1042870 in words is "one million, forty-two thousand, eight hundred seventy".