194149700 has 18 divisors (see below), whose sum is σ = 421305066. Its totient is φ = 77659840.

The previous prime is 194149679. The next prime is 194149727. The reversal of 194149700 is 7941491.

194149700 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 15178816 + 178970884 = 3896^2 + 13378^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 970649 + ... + 970848.

It is an arithmetic number, because the mean of its divisors is an integer number (23405837).

Almost surely, 2^194149700 is an apocalyptic number.

194149700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

194149700 is an abundant number, since it is smaller than the sum of its proper divisors (227155366).

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

194149700 is a wasteful number, since it uses less digits than its factorization.

194149700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1941511 (or 1941504 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 194149700 is about 13933.7611577061. The cubic root of 194149700 is about 579.0449005323.

The spelling of 194149700 in words is "one hundred ninety-four million, one hundred forty-nine thousand, seven hundred".