10194540 has 24 divisors (see below), whose sum is σ = 28544880. Its totient is φ = 2718528.

The previous prime is 10194533. The next prime is 10194559. The reversal of 10194540 is 4549101.

It is a self number, because there is not a number n which added to its sum of digits gives 10194540.

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, 84895 + ... + 85014.

It is an arithmetic number, because the mean of its divisors is an integer number (1189370).

Almost surely, 2^10194540 is an apocalyptic number.

10194540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10194540 is an abundant number, since it is smaller than the sum of its proper divisors (18350340).

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

10194540 is a wasteful number, since it uses less digits than its factorization.

10194540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169921 (or 169919 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 10194540 is about 3192.8889739545. Note that the first 3 decimals coincide. The cubic root of 10194540 is about 216.8315851551.

The spelling of 10194540 in words is "ten million, one hundred ninety-four thousand, five hundred forty".