134178432 has 32 divisors (see below), whose sum is σ = 356412480. Its totient is φ = 44726016.

The previous prime is 134178413. The next prime is 134178439. The reversal of 134178432 is 234871431.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×134178432² = 36007703227957248, which contains 22 as substring.

It is a nialpdrome in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 134178393 and 134178402.

It is not an unprimeable number, because it can be changed into a prime (134178439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174328 + ... + 175095.

It is an arithmetic number, because the mean of its divisors is an integer number (11137890).

Almost surely, 2^134178432 is an apocalyptic number.

134178432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

134178432 is an abundant number, since it is smaller than the sum of its proper divisors (222234048).

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

134178432 is an equidigital number, since it uses as much as digits as its factorization.

134178432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349440 (or 349428 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 134178432 is about 11583.5414273874. The cubic root of 134178432 is about 511.9500276748.

The spelling of 134178432 in words is "one hundred thirty-four million, one hundred seventy-eight thousand, four hundred thirty-two".