133774764 has 24 divisors (see below), whose sum is σ = 312328128. Its totient is φ = 44564880.

The previous prime is 133774741. The next prime is 133774783. The reversal of 133774764 is 467477331.

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, 37999 + ... + 41369.

It is an arithmetic number, because the mean of its divisors is an integer number (13013672).

Almost surely, 2^133774764 is an apocalyptic number.

It is an amenable number.

133774764 is an abundant number, since it is smaller than the sum of its proper divisors (178553364).

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

133774764 is a wasteful number, since it uses less digits than its factorization.

133774764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6685 (or 6683 counting only the distinct ones).

The product of its digits is 296352, while the sum is 42.

The square root of 133774764 is about 11566.1040977505. The cubic root of 133774764 is about 511.4361213609.

The spelling of 133774764 in words is "one hundred thirty-three million, seven hundred seventy-four thousand, seven hundred sixty-four".