906203140 has 48 divisors (see below), whose sum is σ = 1936368000. Its totient is φ = 356159232.

The previous prime is 906203131. The next prime is 906203141. The reversal of 906203140 is 41302609.

It is not an unprimeable number, because it can be changed into a prime (906203141) 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, 802096 + ... + 803224.

It is an arithmetic number, because the mean of its divisors is an integer number (40341000).

Almost surely, 2^906203140 is an apocalyptic number.

It is an amenable number.

906203140 is an abundant number, since it is smaller than the sum of its proper divisors (1030164860).

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

906203140 is a wasteful number, since it uses less digits than its factorization.

906203140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1804 (or 1802 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 906203140 is about 30103.2081346823. The cubic root of 906203140 is about 967.7024803955.

Adding to 906203140 its reverse (41302609), we get a palindrome (947505749).

The spelling of 906203140 in words is "nine hundred six million, two hundred three thousand, one hundred forty".