940972230 has 144 divisors (see below), whose sum is σ = 2729274912. Its totient is φ = 224716800.

The previous prime is 940972217. The next prime is 940972243. The reversal of 940972230 is 32279049.

It is an interprime number because it is at equal distance from previous prime (940972217) and next prime (940972243).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 772582 + ... + 773798.

It is an arithmetic number, because the mean of its divisors is an integer number (18953298).

Almost surely, 2^940972230 is an apocalyptic number.

940972230 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 940972230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1364637456).

940972230 is an abundant number, since it is smaller than the sum of its proper divisors (1788302682).

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

940972230 is a wasteful number, since it uses less digits than its factorization.

940972230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1323 (or 1309 counting only the distinct ones).

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

The square root of 940972230 is about 30675.2706589526. The cubic root of 940972230 is about 979.9237168167.

The spelling of 940972230 in words is "nine hundred forty million, nine hundred seventy-two thousand, two hundred thirty".