970752228 has 36 divisors (see below), whose sum is σ = 2340540720. Its totient is φ = 313142160.

The previous prime is 970752221. The next prime is 970752287. The reversal of 970752228 is 822257079.

It is a happy number.

It is a super-3 number, since 3×970752228³ (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 970752228.

It is not an unprimeable number, because it can be changed into a prime (970752221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30558 + ... + 53621.

It is an arithmetic number, because the mean of its divisors is an integer number (65015020).

Almost surely, 2^970752228 is an apocalyptic number.

It is an amenable number.

970752228 is an abundant number, since it is smaller than the sum of its proper divisors (1369788492).

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

970752228 is a wasteful number, since it uses less digits than its factorization.

970752228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84248 (or 84215 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 42.

The square root of 970752228 is about 31156.8969571747. The cubic root of 970752228 is about 990.1541194608.

The spelling of 970752228 in words is "nine hundred seventy million, seven hundred fifty-two thousand, two hundred twenty-eight".