969226440 has 512 divisors, whose sum is σ = 3971358720. Its totient is φ = 183287808.

The previous prime is 969226421. The next prime is 969226451. The reversal of 969226440 is 44622969.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 969226392 and 969226401.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4269607 + ... + 4269833.

It is an arithmetic number, because the mean of its divisors is an integer number (7756560).

Almost surely, 2^969226440 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 969226440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1985679360).

969226440 is an abundant number, since it is smaller than the sum of its proper divisors (3002132280).

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

969226440 is a wasteful number, since it uses less digits than its factorization.

969226440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301 (or 297 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 969226440 is about 31132.4017705027. The cubic root of 969226440 is about 989.6350864054.

The spelling of 969226440 in words is "nine hundred sixty-nine million, two hundred twenty-six thousand, four hundred forty".