1070638 has 4 divisors (see below), whose sum is σ = 1605960. Its totient is φ = 535318.

The previous prime is 1070621. The next prime is 1070659. The reversal of 1070638 is 8360701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8360701 = 467 ⋅17903.

It is a super-2 number, since 2×1070638² = 2292531454088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267658 + ... + 267661.

It is an arithmetic number, because the mean of its divisors is an integer number (401490).

2^1070638 is an apocalyptic number.

1070638 is a deficient number, since it is larger than the sum of its proper divisors (535322).

1070638 is an equidigital number, since it uses as much as digits as its factorization.

1070638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535321.

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

The square root of 1070638 is about 1034.7163862624. The cubic root of 1070638 is about 102.3012368675.

The spelling of 1070638 in words is "one million, seventy thousand, six hundred thirty-eight".