971699340 has 96 divisors (see below), whose sum is σ = 2819690496. Its totient is φ = 249765120.

The previous prime is 971699329. The next prime is 971699341. The reversal of 971699340 is 43996179.

It is a self number, because there is not a number n which added to its sum of digits gives 971699340.

It is not an unprimeable number, because it can be changed into a prime (971699341) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 544089 + ... + 545871.

It is an arithmetic number, because the mean of its divisors is an integer number (29371776).

Almost surely, 2^971699340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 971699340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1409845248).

971699340 is an abundant number, since it is smaller than the sum of its proper divisors (1847991156).

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

971699340 is a wasteful number, since it uses less digits than its factorization.

971699340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2119 (or 2117 counting only the distinct ones).

The product of its (nonzero) digits is 367416, while the sum is 48.

The square root of 971699340 is about 31172.0923263101. The cubic root of 971699340 is about 990.4760285959.

The spelling of 971699340 in words is "nine hundred seventy-one million, six hundred ninety-nine thousand, three hundred forty".