133953792 has 72 divisors (see below), whose sum is σ = 407459136. Its totient is φ = 38270976.

The previous prime is 133953763. The next prime is 133953803. The reversal of 133953792 is 297359331.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7083 + ... + 17834.

Almost surely, 2^133953792 is an apocalyptic number.

133953792 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133953792 is an abundant number, since it is smaller than the sum of its proper divisors (273505344).

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

133953792 is an equidigital number, since it uses as much as digits as its factorization.

133953792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24943 (or 24929 counting only the distinct ones).

The product of its digits is 153090, while the sum is 42.

The square root of 133953792 is about 11573.8408490872. The cubic root of 133953792 is about 511.6641677892.

The spelling of 133953792 in words is "one hundred thirty-three million, nine hundred fifty-three thousand, seven hundred ninety-two".