194264650 has 12 divisors (see below), whose sum is σ = 361332342. Its totient is φ = 77705840.

The previous prime is 194264621. The next prime is 194264657. The reversal of 194264650 is 56462491.

194264650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 181683441 + 12581209 = 13479^2 + 3547^2 .

It is not an unprimeable number, because it can be changed into a prime (194264657) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1942597 + ... + 1942696.

Almost surely, 2^194264650 is an apocalyptic number.

194264650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

194264650 is a deficient number, since it is larger than the sum of its proper divisors (167067692).

194264650 is a wasteful number, since it uses less digits than its factorization.

194264650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3885305 (or 3885300 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 194264650 is about 13937.8854206799. The cubic root of 194264650 is about 579.1591561460.

The spelling of 194264650 in words is "one hundred ninety-four million, two hundred sixty-four thousand, six hundred fifty".