1070649 has 12 divisors (see below), whose sum is σ = 1555476. Its totient is φ = 709632.

The previous prime is 1070621. The next prime is 1070659. The reversal of 1070649 is 9460701.

1070649 is a `hidden beast` number, since 10 + 7 + 0 + 649 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 360000 + 710649 = 600^2 + 843^2 .

It is not a de Polignac number, because 1070649 - 2¹² = 1066553 is a prime.

It is a super-2 number, since 2×1070649² = 2292578562402, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1070659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2857 + ... + 3209.

It is an arithmetic number, because the mean of its divisors is an integer number (129623).

2^1070649 is an apocalyptic number.

It is an amenable number.

1070649 is a deficient number, since it is larger than the sum of its proper divisors (484827).

1070649 is a wasteful number, since it uses less digits than its factorization.

1070649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696 (or 693 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 1070649 is about 1034.7217017150. The cubic root of 1070649 is about 102.3015872224.

The spelling of 1070649 in words is "one million, seventy thousand, six hundred forty-nine".