134324440 has 32 divisors (see below), whose sum is σ = 307190160. Its totient is φ = 52848000.

The previous prime is 134324431. The next prime is 134324441. The reversal of 134324440 is 44423431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134324441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25086 + ... + 29965.

Almost surely, 2^134324440 is an apocalyptic number.

134324440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134324440 is an abundant number, since it is smaller than the sum of its proper divisors (172865720).

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

134324440 is a wasteful number, since it uses less digits than its factorization.

134324440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55123 (or 55119 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 134324440 is about 11589.8421041876. The cubic root of 134324440 is about 512.1356553795.

Adding to 134324440 its reverse (44423431), we get a palindrome (178747871).

The spelling of 134324440 in words is "one hundred thirty-four million, three hundred twenty-four thousand, four hundred forty".