9997902714 has 64 divisors (see below), whose sum is σ = 21999196800.
Its totient is φ = 3016839168.
The previous prime is 9997902703. The next prime is 9997902737. The reversal of 9997902714 is 4172097999.
It is a Harshad number since it is a multiple of its sum of digits (57).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 305094 + ... + 336270.
It is an arithmetic number, because the mean of its divisors is an integer number (343737450).
Almost surely, 29997902714 is an apocalyptic number.
9997902714 is the 53447-th nonagonal number.
9997902714 is an abundant number, since it is smaller than the sum of its proper divisors (12001294086).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9997902714 is a wasteful number, since it uses less digits than its factorization.
9997902714 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31327.
The product of its (nonzero) digits is 2571912, while the sum is 57.
The square root of 9997902714 is about 99989.5130201163.
The cubic root of 9997902714 is about 2154.2840639774.
The spelling of 9997902714 in words is "nine billion, nine hundred ninety-seven million, nine hundred two thousand, seven hundred fourteen".