969428736 has 90 divisors (see below), whose sum is σ = 2890722912. Its totient is φ = 323136000.

The previous prime is 969428651. The next prime is 969428753. The reversal of 969428736 is 637824969.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2640 + ... + 44111.

Almost surely, 2^969428736 is an apocalyptic number.

969428736 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 969428736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1445361456).

969428736 is an abundant number, since it is smaller than the sum of its proper divisors (1921294176).

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

969428736 is an equidigital number, since it uses as much as digits as its factorization.

969428736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46779 (or 46756 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 54.

The square root of 969428736 is about 31135.6505633012. The cubic root of 969428736 is about 989.7039335066.

The spelling of 969428736 in words is "nine hundred sixty-nine million, four hundred twenty-eight thousand, seven hundred thirty-six".