104271240 has 192 divisors, whose sum is σ = 345643200. Its totient is φ = 25127424.

The previous prime is 104271227. The next prime is 104271281. The reversal of 104271240 is 42172401.

It is a happy number.

It is a super-2 number, since 2×104271240² = 21744982982275200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1256239 + ... + 1256321.

It is an arithmetic number, because the mean of its divisors is an integer number (1800225).

Almost surely, 2^104271240 is an apocalyptic number.

104271240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104271240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172821600).

104271240 is an abundant number, since it is smaller than the sum of its proper divisors (241371960).

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

104271240 is a wasteful number, since it uses less digits than its factorization.

104271240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 104271240 is about 10211.3290026323. The cubic root of 104271240 is about 470.6754134200.

The spelling of 104271240 in words is "one hundred four million, two hundred seventy-one thousand, two hundred forty".