1072206507 has 16 divisors (see below), whose sum is σ = 1514512512. Its totient is φ = 672397440.

The previous prime is 1072206503. The next prime is 1072206521. The reversal of 1072206507 is 7056022701.

It is not a de Polignac number, because 1072206507 - 2² = 1072206503 is a prime.

It is a super-2 number, since 2×1072206507² = 2299253587306282098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1072206503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116488 + ... + 125354.

It is an arithmetic number, because the mean of its divisors is an integer number (94657032).

Almost surely, 2^1072206507 is an apocalyptic number.

1072206507 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1072206507 is a deficient number, since it is larger than the sum of its proper divisors (442306005).

1072206507 is a wasteful number, since it uses less digits than its factorization.

1072206507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11258.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 1072206507 is about 32744.5645413098. The cubic root of 1072206507 is about 1023.5117030613.

The spelling of 1072206507 in words is "one billion, seventy-two million, two hundred six thousand, five hundred seven".