133700826 has 16 divisors (see below), whose sum is σ = 305601984. Its totient is φ = 38200224.

The previous prime is 133700813. The next prime is 133700839. The reversal of 133700826 is 628007331.

It is an interprime number because it is at equal distance from previous prime (133700813) and next prime (133700839).

It is a junction number, because it is equal to n+sod(n) for n = 133700793 and 133700802.

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, 1591635 + ... + 1591718.

It is an arithmetic number, because the mean of its divisors is an integer number (19100124).

Almost surely, 2^133700826 is an apocalyptic number.

133700826 is an abundant number, since it is smaller than the sum of its proper divisors (171901158).

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

133700826 is a wasteful number, since it uses less digits than its factorization.

133700826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3183365.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 133700826 is about 11562.9073333656. The cubic root of 133700826 is about 511.3418795380.

The spelling of 133700826 in words is "one hundred thirty-three million, seven hundred thousand, eight hundred twenty-six".