169042336 has 12 divisors (see below), whose sum is σ = 332802162. Its totient is φ = 84521152.

The previous prime is 169042333. The next prime is 169042343. The reversal of 169042336 is 633240961.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 144480400 + 24561936 = 12020^2 + 4956^2 .

It is a super-2 number, since 2×169042336² = 57150622720673792, which contains 22 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (169042333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2641255 + ... + 2641318.

Almost surely, 2^169042336 is an apocalyptic number.

169042336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

169042336 is a deficient number, since it is larger than the sum of its proper divisors (163759826).

169042336 is an equidigital number, since it uses as much as digits as its factorization.

169042336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5282583 (or 5282575 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 169042336 is about 13001.6282057287. The cubic root of 169042336 is about 552.9236444188.

The spelling of 169042336 in words is "one hundred sixty-nine million, forty-two thousand, three hundred thirty-six".