1063870 has 16 divisors (see below), whose sum is σ = 1928448. Its totient is φ = 422560.

The previous prime is 1063849. The next prime is 1063871. The reversal of 1063870 is 783601.

It is a super-2 number, since 2×1063870² = 2263638753800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063871) 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, 1632 + ... + 2188.

It is an arithmetic number, because the mean of its divisors is an integer number (120528).

2^1063870 is an apocalyptic number.

1063870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1063870 is a deficient number, since it is larger than the sum of its proper divisors (864578).

1063870 is a wasteful number, since it uses less digits than its factorization.

1063870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 1063870 is about 1031.4407399361. The cubic root of 1063870 is about 102.0852164954.

The spelling of 1063870 in words is "one million, sixty-three thousand, eight hundred seventy".