133435490 has 8 divisors (see below), whose sum is σ = 240183900. Its totient is φ = 53374192.

The previous prime is 133435481. The next prime is 133435513. The reversal of 133435490 is 94534331.

It can be written as a sum of positive squares in 2 ways, for example, as 130942249 + 2493241 = 11443^2 + 1579^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 6671765 + ... + 6671784.

Almost surely, 2^133435490 is an apocalyptic number.

133435490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133435490 is a deficient number, since it is larger than the sum of its proper divisors (106748410).

133435490 is a wasteful number, since it uses less digits than its factorization.

133435490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13343556.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 133435490 is about 11551.4280502456. The cubic root of 133435490 is about 511.0033943170.

The spelling of 133435490 in words is "one hundred thirty-three million, four hundred thirty-five thousand, four hundred ninety".