9970533 has 32 divisors (see below), whose sum is σ = 15429120.
Its totient is φ = 6438528.
The previous prime is 9970531. The next prime is 9970537. The reversal of 9970533 is 3350799.
It is not a de Polignac number, because 9970533 - 21 = 9970531 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9970531) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102741 + ... + 102837.
It is an arithmetic number, because the mean of its divisors is an integer number (482160).
Almost surely, 29970533 is an apocalyptic number.
It is an amenable number.
9970533 is a deficient number, since it is larger than the sum of its proper divisors (5458587).
9970533 is an frugal number, since it uses more digits than its factorization.
9970533 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 165 (or 147 counting only the distinct ones).
The product of its (nonzero) digits is 25515, while the sum is 36.
The square root of 9970533 is about 3157.6150810382.
The cubic root of 9970533 is about 215.2316450495.
The spelling of 9970533 in words is "nine million, nine hundred seventy thousand, five hundred thirty-three".