8840142207 has 48 divisors (see below), whose sum is σ = 14563680768. Its totient is φ = 5125792320.

The previous prime is 8840142203. The next prime is 8840142209. The reversal of 8840142207 is 7022410488.

8840142207 is a `hidden beast` number, since 8 + 8 + 401 + 42 + 207 = 666.

It is not a de Polignac number, because 8840142207 - 2² = 8840142203 is a prime.

It is a super-2 number, since 2×8840142207² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8840142203) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 155782 + ... + 204812.

It is an arithmetic number, because the mean of its divisors is an integer number (303410016).

Almost surely, 2^8840142207 is an apocalyptic number.

8840142207 is a deficient number, since it is larger than the sum of its proper divisors (5723538561).

8840142207 is a wasteful number, since it uses less digits than its factorization.

8840142207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49140 (or 49137 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 36.

The square root of 8840142207 is about 94022.0304343615. The cubic root of 8840142207 is about 2067.6947122163.

The spelling of 8840142207 in words is "eight billion, eight hundred forty million, one hundred forty-two thousand, two hundred seven".