169020146 has 8 divisors (see below), whose sum is σ = 264553344. Its totient is φ = 80835700.

The previous prime is 169020097. The next prime is 169020157. The reversal of 169020146 is 641020961.

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

It is a super-2 number, since 2×169020146² = 57135619507722632, which contains 22 as substring.

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, 1837130 + ... + 1837221.

It is an arithmetic number, because the mean of its divisors is an integer number (33069168).

Almost surely, 2^169020146 is an apocalyptic number.

169020146 is a deficient number, since it is larger than the sum of its proper divisors (95533198).

169020146 is a wasteful number, since it uses less digits than its factorization.

169020146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3674376.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 169020146 is about 13000.7748230634. The cubic root of 169020146 is about 552.8994494688.

The spelling of 169020146 in words is "one hundred sixty-nine million, twenty thousand, one hundred forty-six".