194553696 has 48 divisors (see below), whose sum is σ = 524515824. Its totient is φ = 63097344.

The previous prime is 194553691. The next prime is 194553701. The reversal of 194553696 is 696355491.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (194553691) and next prime (194553701).

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×194553696² = 75702281254520832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194553691) by changing a digit.

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, 23835 + ... + 30938.

It is an arithmetic number, because the mean of its divisors is an integer number (10927413).

Almost surely, 2^194553696 is an apocalyptic number.

194553696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

194553696 is an abundant number, since it is smaller than the sum of its proper divisors (329962128).

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

194553696 is a wasteful number, since it uses less digits than its factorization.

194553696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54823 (or 54815 counting only the distinct ones).

The product of its digits is 874800, while the sum is 48.

The square root of 194553696 is about 13948.2506430018. The cubic root of 194553696 is about 579.4462570664.

The spelling of 194553696 in words is "one hundred ninety-four million, five hundred fifty-three thousand, six hundred ninety-six".