133264250 has 64 divisors (see below), whose sum is σ = 287179776. Its totient is φ = 45360000.

The previous prime is 133264211. The next prime is 133264279. The reversal of 133264250 is 52462331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 474110 + ... + 474390.

It is an arithmetic number, because the mean of its divisors is an integer number (4487184).

Almost surely, 2^133264250 is an apocalyptic number.

133264250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133264250 is an abundant number, since it is smaller than the sum of its proper divisors (153915526).

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

133264250 is a wasteful number, since it uses less digits than its factorization.

133264250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576 (or 566 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 133264250 is about 11544.0136001306. The cubic root of 133264250 is about 510.7847076697.

It can be divided in two parts, 13326 and 4250, that added together give a cube (17576 = 26³).

The spelling of 133264250 in words is "one hundred thirty-three million, two hundred sixty-four thousand, two hundred fifty".