133469376 has 56 divisors (see below), whose sum is σ = 371734080. Its totient is φ = 42147072.

The previous prime is 133469351. The next prime is 133469393. The reversal of 133469376 is 673964331.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14646 + ... + 21941.

Almost surely, 2^133469376 is an apocalyptic number.

133469376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

133469376 is an abundant number, since it is smaller than the sum of its proper divisors (238264704).

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

133469376 is a wasteful number, since it uses less digits than its factorization.

133469376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36621 (or 36611 counting only the distinct ones).

The product of its digits is 244944, while the sum is 42.

The square root of 133469376 is about 11552.8947021948. The cubic root of 133469376 is about 511.0466471663.

It can be divided in two parts, 13346 and 9376, that added together give a palindrome (22722).

The spelling of 133469376 in words is "one hundred thirty-three million, four hundred sixty-nine thousand, three hundred seventy-six".