194632152 has 64 divisors (see below), whose sum is σ = 571656960. Its totient is φ = 54441600.

The previous prime is 194632129. The next prime is 194632153. The reversal of 194632152 is 251236491.

It is a super-2 number, since 2×194632152² = 75763349184302208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194632153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24924 + ... + 31787.

It is an arithmetic number, because the mean of its divisors is an integer number (8932140).

Almost surely, 2^194632152 is an apocalyptic number.

194632152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

194632152 is an abundant number, since it is smaller than the sum of its proper divisors (377024808).

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

194632152 is a wasteful number, since it uses less digits than its factorization.

194632152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56744 (or 56740 counting only the distinct ones).

The product of its digits is 12960, while the sum is 33.

The square root of 194632152 is about 13951.0627552169. The cubic root of 194632152 is about 579.5241360393.

The spelling of 194632152 in words is "one hundred ninety-four million, six hundred thirty-two thousand, one hundred fifty-two".