10706440 has 16 divisors (see below), whose sum is σ = 24089580. Its totient is φ = 4282560.

The previous prime is 10706429. The next prime is 10706461. The reversal of 10706440 is 4460701.

10706440 = T₃₆₁ + T₃₆₂ + ... + T₄₈₀.

It can be written as a sum of positive squares in 2 ways, for example, as 8916196 + 1790244 = 2986^2 + 1338^2 .

It is a super-2 number, since 2×10706440² = 229255714947200, which contains 22 as substring.

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, 133791 + ... + 133870.

Almost surely, 2^10706440 is an apocalyptic number.

10706440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10706440 is an abundant number, since it is smaller than the sum of its proper divisors (13383140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10706440 is a wasteful number, since it uses less digits than its factorization.

10706440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267672 (or 267668 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 10706440 is about 3272.0696814096. The cubic root of 10706440 is about 220.4017452593.

The spelling of 10706440 in words is "ten million, seven hundred six thousand, four hundred forty".