134451792 has 80 divisors (see below), whose sum is σ = 395391360. Its totient is φ = 43718400.

The previous prime is 134451787. The next prime is 134451799. The reversal of 134451792 is 297154431.

134451792 is a `hidden beast` number, since 13 + 44 + 517 + 92 = 666.

It is a super-2 number, since 2×134451792² = 36154568744022528, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134451799) 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, 13917 + ... + 21507.

It is an arithmetic number, because the mean of its divisors is an integer number (4942392).

Almost surely, 2^134451792 is an apocalyptic number.

134451792 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134451792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197695680).

134451792 is an abundant number, since it is smaller than the sum of its proper divisors (260939568).

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

134451792 is a wasteful number, since it uses less digits than its factorization.

134451792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7649 (or 7637 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 134451792 is about 11595.3349240115. The cubic root of 134451792 is about 512.2974549221.

The spelling of 134451792 in words is "one hundred thirty-four million, four hundred fifty-one thousand, seven hundred ninety-two".