133420002 has 32 divisors (see below), whose sum is σ = 274876800. Its totient is φ = 43172784.

The previous prime is 133419991. The next prime is 133420003. The reversal of 133420002 is 200024331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133420003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 303699 + ... + 304137.

It is an arithmetic number, because the mean of its divisors is an integer number (8589900).

Almost surely, 2^133420002 is an apocalyptic number.

133420002 is an abundant number, since it is smaller than the sum of its proper divisors (141456798).

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

133420002 is an frugal number, since it uses more digits than its factorization.

133420002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555 (or 481 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 133420002 is about 11550.7576374885. The cubic root of 133420002 is about 510.9836226485.

Adding to 133420002 its reverse (200024331), we get a palindrome (333444333).

The spelling of 133420002 in words is "one hundred thirty-three million, four hundred twenty thousand, two".