133626804 has 12 divisors (see below), whose sum is σ = 311795904. Its totient is φ = 44542264.

The previous prime is 133626769. The next prime is 133626821. The reversal of 133626804 is 408626331.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×133626804² = 35712245494508832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5567772 + ... + 5567795.

It is an arithmetic number, because the mean of its divisors is an integer number (25982992).

Almost surely, 2^133626804 is an apocalyptic number.

It is an amenable number.

133626804 is an abundant number, since it is smaller than the sum of its proper divisors (178169100).

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

133626804 is a wasteful number, since it uses less digits than its factorization.

133626804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11135574 (or 11135572 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 133626804 is about 11559.7060516261. The cubic root of 133626804 is about 511.2474958380.

The spelling of 133626804 in words is "one hundred thirty-three million, six hundred twenty-six thousand, eight hundred four".