9040902 has 32 divisors (see below), whose sum is σ = 20106240. Its totient is φ = 2691360.

The previous prime is 9040897. The next prime is 9040907. The reversal of 9040902 is 2090409.

It is an interprime number because it is at equal distance from previous prime (9040897) and next prime (9040907).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9040907) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 549 + ... + 4287.

It is an arithmetic number, because the mean of its divisors is an integer number (628320).

Almost surely, 2^9040902 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9040902, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10053120).

9040902 is an abundant number, since it is smaller than the sum of its proper divisors (11065338).

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

9040902 is a wasteful number, since it uses less digits than its factorization.

9040902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3788.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 9040902 is about 3006.8092723018. The cubic root of 9040902 is about 208.3230157379.

The spelling of 9040902 in words is "nine million, forty thousand, nine hundred two".