966664692 has 144 divisors (see below), whose sum is σ = 2990088192. Its totient is φ = 267222240.

The previous prime is 966664687. The next prime is 966664711. The reversal of 966664692 is 296466669.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 208633 + ... + 213215.

Almost surely, 2^966664692 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 966664692, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1495044096).

966664692 is an abundant number, since it is smaller than the sum of its proper divisors (2023423500).

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

966664692 is a wasteful number, since it uses less digits than its factorization.

966664692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4640 (or 4626 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 54.

The square root of 966664692 is about 31091.2317543066. The cubic root of 966664692 is about 988.7624205131.

The spelling of 966664692 in words is "nine hundred sixty-six million, six hundred sixty-four thousand, six hundred ninety-two".