133759690 has 16 divisors (see below), whose sum is σ = 241188192. Its totient is φ = 53410384.

The previous prime is 133759679. The next prime is 133759709. The reversal of 133759690 is 96957331.

It is a happy number.

It is a super-2 number, since 2×133759690² = 35783309337792200, which contains 22 as substring.

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, 5524 + ... + 17263.

It is an arithmetic number, because the mean of its divisors is an integer number (15074262).

Almost surely, 2^133759690 is an apocalyptic number.

133759690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133759690 is a deficient number, since it is larger than the sum of its proper divisors (107428502).

133759690 is a wasteful number, since it uses less digits than its factorization.

133759690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23381.

The product of its (nonzero) digits is 153090, while the sum is 43.

The square root of 133759690 is about 11565.4524338653. The cubic root of 133759690 is about 511.4169107678.

The spelling of 133759690 in words is "one hundred thirty-three million, seven hundred fifty-nine thousand, six hundred ninety".