923226140 has 24 divisors (see below), whose sum is σ = 2052821232. Its totient is φ = 347567360.

The previous prime is 923226137. The next prime is 923226173. The reversal of 923226140 is 41622329.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1357346 + ... + 1358025.

It is an arithmetic number, because the mean of its divisors is an integer number (85534218).

Almost surely, 2^923226140 is an apocalyptic number.

It is an amenable number.

923226140 is an abundant number, since it is smaller than the sum of its proper divisors (1129595092).

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

923226140 is a wasteful number, since it uses less digits than its factorization.

923226140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2715397 (or 2715395 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 923226140 is about 30384.6365783763. The cubic root of 923226140 is about 973.7243505685.

Adding to 923226140 its reverse (41622329), we get a palindrome (964848469).

The spelling of 923226140 in words is "nine hundred twenty-three million, two hundred twenty-six thousand, one hundred forty".