9145020 has 24 divisors (see below), whose sum is σ = 25606224. Its totient is φ = 2438656.

The previous prime is 9144917. The next prime is 9145033. The reversal of 9145020 is 205419.

9145020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76149 + ... + 76268.

It is an arithmetic number, because the mean of its divisors is an integer number (1066926).

Almost surely, 2^9145020 is an apocalyptic number.

It is an amenable number.

9145020 is an abundant number, since it is smaller than the sum of its proper divisors (16461204).

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

9145020 is a wasteful number, since it uses less digits than its factorization.

9145020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152429 (or 152427 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 9145020 is about 3024.0734118073. The cubic root of 9145020 is about 209.1196707871.

The spelling of 9145020 in words is "nine million, one hundred forty-five thousand, twenty".