9474390 has 72 divisors (see below), whose sum is σ = 25880400. Its totient is φ = 2404512.

The previous prime is 9474373. The next prime is 9474461. The reversal of 9474390 is 934749.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 47511 + ... + 47709.

It is an arithmetic number, because the mean of its divisors is an integer number (359450).

Almost surely, 2^9474390 is an apocalyptic number.

9474390 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 9474390, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12940200).

9474390 is an abundant number, since it is smaller than the sum of its proper divisors (16406010).

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

9474390 is a wasteful number, since it uses less digits than its factorization.

9474390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 9474390 is about 3078.0497072010. The cubic root of 9474390 is about 211.6006931294.

The spelling of 9474390 in words is "nine million, four hundred seventy-four thousand, three hundred ninety".