104223140 has 24 divisors (see below), whose sum is σ = 250135872. Its totient is φ = 35733600.

The previous prime is 104223131. The next prime is 104223149. The reversal of 104223140 is 41322401.

It is an interprime number because it is at equal distance from previous prime (104223131) and next prime (104223149).

It is a super-2 number, since 2×104223140² = 21724925822919200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (104223149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372086 + ... + 372365.

It is an arithmetic number, because the mean of its divisors is an integer number (10422328).

Almost surely, 2^104223140 is an apocalyptic number.

104223140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104223140 is an abundant number, since it is smaller than the sum of its proper divisors (145912732).

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

104223140 is a wasteful number, since it uses less digits than its factorization.

104223140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744467 (or 744465 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 104223140 is about 10208.9735037368. The cubic root of 104223140 is about 470.6030285852.

Adding to 104223140 its reverse (41322401), we get a palindrome (145545541).

The spelling of 104223140 in words is "one hundred four million, two hundred twenty-three thousand, one hundred forty".