134566690 has 16 divisors (see below), whose sum is σ = 242440128. Its totient is φ = 53777776.

The previous prime is 134566681. The next prime is 134566697. The reversal of 134566690 is 96665431.

It is a super-2 number, since 2×134566690² = 36216388115112200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134566697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6729 + ... + 17731.

It is an arithmetic number, because the mean of its divisors is an integer number (15152508).

Almost surely, 2^134566690 is an apocalyptic number.

134566690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134566690 is a deficient number, since it is larger than the sum of its proper divisors (107873438).

134566690 is a wasteful number, since it uses less digits than its factorization.

134566690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12233.

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 134566690 is about 11600.2883584849. The cubic root of 134566690 is about 512.4433441237.

The spelling of 134566690 in words is "one hundred thirty-four million, five hundred sixty-six thousand, six hundred ninety".