194966040 has 32 divisors (see below), whose sum is σ = 584898480. Its totient is φ = 51990912.

The previous prime is 194966027. The next prime is 194966063. The reversal of 194966040 is 40669491.

It is a self number, because there is not a number n which added to its sum of digits gives 194966040.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 812239 + ... + 812478.

Almost surely, 2^194966040 is an apocalyptic number.

194966040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

194966040 is an abundant number, since it is smaller than the sum of its proper divisors (389932440).

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

194966040 is a wasteful number, since it uses less digits than its factorization.

194966040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1624731 (or 1624727 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 194966040 is about 13963.0240277671. The cubic root of 194966040 is about 579.8553345106.

The spelling of 194966040 in words is "one hundred ninety-four million, nine hundred sixty-six thousand, forty".