1072245816 has 32 divisors (see below), whose sum is σ = 2978461200. Its totient is φ = 357415200.

The previous prime is 1072245803. The next prime is 1072245821. The reversal of 1072245816 is 6185422701.

1072245816 is a `hidden beast` number, since 1 + 0 + 72 + 2 + 4 + 581 + 6 = 666.

It is a super-2 number, since 2×1072245816² = 2299422179859011712, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2481835 + ... + 2482266.

Almost surely, 2^1072245816 is an apocalyptic number.

It is an amenable number.

1072245816 is an abundant number, since it is smaller than the sum of its proper divisors (1906215384).

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

1072245816 is a wasteful number, since it uses less digits than its factorization.

1072245816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4964116 (or 4964106 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 1072245816 is about 32745.1647728333. The cubic root of 1072245816 is about 1023.5242108290.

The spelling of 1072245816 in words is "one billion, seventy-two million, two hundred forty-five thousand, eight hundred sixteen".