207620106 has 32 divisors (see below), whose sum is σ = 452174400. Its totient is φ = 63302400.

The previous prime is 207620071. The next prime is 207620107. The reversal of 207620106 is 601026702.

It is a happy number.

It is a super-2 number, since 2×207620106² = 86212216830902472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (207620107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28095 + ... + 34706.

It is an arithmetic number, because the mean of its divisors is an integer number (14130450).

Almost surely, 2^207620106 is an apocalyptic number.

207620106 is an abundant number, since it is smaller than the sum of its proper divisors (244554294).

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

207620106 is a wasteful number, since it uses less digits than its factorization.

207620106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62854.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 207620106 is about 14409.0286279124. The cubic root of 207620106 is about 592.1382776728.

Adding to 207620106 its reverse (601026702), we get a palindrome (808646808).

The spelling of 207620106 in words is "two hundred seven million, six hundred twenty thousand, one hundred six".