1070444688 has 20 divisors (see below), whose sum is σ = 2765315568. Its totient is φ = 356814880.

The previous prime is 1070444659. The next prime is 1070444689. The reversal of 1070444688 is 8864440701.

It is a happy number.

It is a super-2 number, since 2×1070444688² = 2291703660134834688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1070444689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11150418 + ... + 11150513.

Almost surely, 2^1070444688 is an apocalyptic number.

It is an amenable number.

1070444688 is an abundant number, since it is smaller than the sum of its proper divisors (1694870880).

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

1070444688 is a wasteful number, since it uses less digits than its factorization.

1070444688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22300942 (or 22300936 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 42.

The square root of 1070444688 is about 32717.6510159272. The cubic root of 1070444688 is about 1022.9507940278.

The spelling of 1070444688 in words is "one billion, seventy million, four hundred forty-four thousand, six hundred eighty-eight".