11896140 has 48 divisors (see below), whose sum is σ = 33465600. Its totient is φ = 3157440.

The previous prime is 11896139. The next prime is 11896193. The reversal of 11896140 is 4169811.

11896140 = T₈₅ + T₈₆ + ... + T₄₁₅.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 11896098 and 11896107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19561 + ... + 20159.

It is an arithmetic number, because the mean of its divisors is an integer number (697200).

Almost surely, 2^11896140 is an apocalyptic number.

11896140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11896140 is an abundant number, since it is smaller than the sum of its proper divisors (21569460).

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

11896140 is a wasteful number, since it uses less digits than its factorization.

11896140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942 (or 940 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 30.

The square root of 11896140 is about 3449.0781377058. The cubic root of 11896140 is about 228.2804336342.

The spelling of 11896140 in words is "eleven million, eight hundred ninety-six thousand, one hundred forty".