9452820 has 48 divisors (see below), whose sum is σ = 28506240. Its totient is φ = 2326656.

The previous prime is 9452809. The next prime is 9452831. The reversal of 9452820 is 282549.

9452820 = T₁₂₉ + T₁₃₀ + ... + T₃₈₈.

It is an interprime number because it is at equal distance from previous prime (9452809) and next prime (9452831).

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5280 + ... + 6839.

It is an arithmetic number, because the mean of its divisors is an integer number (593880).

Almost surely, 2^9452820 is an apocalyptic number.

It is an amenable number.

9452820 is an abundant number, since it is smaller than the sum of its proper divisors (19053420).

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

9452820 is a wasteful number, since it uses less digits than its factorization.

9452820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12144 (or 12142 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 9452820 is about 3074.5438686088. The cubic root of 9452820 is about 211.4399899047.

The spelling of 9452820 in words is "nine million, four hundred fifty-two thousand, eight hundred twenty".