134025720 has 64 divisors (see below), whose sum is σ = 411899040. Its totient is φ = 34867200.

The previous prime is 134025701. The next prime is 134025721. The reversal of 134025720 is 27520431.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134025721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8701 + ... + 18540.

Almost surely, 2^134025720 is an apocalyptic number.

134025720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134025720 is an abundant number, since it is smaller than the sum of its proper divisors (277873320).

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

134025720 is a wasteful number, since it uses less digits than its factorization.

134025720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27296 (or 27292 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 134025720 is about 11576.9477842823. The cubic root of 134025720 is about 511.7557326848.

The spelling of 134025720 in words is "one hundred thirty-four million, twenty-five thousand, seven hundred twenty".