134644500 has 72 divisors (see below), whose sum is σ = 424772712. Its totient is φ = 35904000.

The previous prime is 134644493. The next prime is 134644513. The reversal of 134644500 is 5446431.

134644500 is a `hidden beast` number, since 13 + 4 + 644 + 5 + 0 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2762244 + 131882256 = 1662^2 + 11484^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10461 + ... + 19460.

It is an arithmetic number, because the mean of its divisors is an integer number (5899621).

Almost surely, 2^134644500 is an apocalyptic number.

134644500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134644500 is an abundant number, since it is smaller than the sum of its proper divisors (290128212).

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

134644500 is a wasteful number, since it uses less digits than its factorization.

134644500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29946 (or 29931 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 134644500 is about 11603.6416697518. The cubic root of 134644500 is about 512.5420945000.

The spelling of 134644500 in words is "one hundred thirty-four million, six hundred forty-four thousand, five hundred".