152665606 has 4 divisors (see below), whose sum is σ = 228998412. Its totient is φ = 76332802.

The previous prime is 152665603. The next prime is 152665613. The reversal of 152665606 is 606566251.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 606566251 = 1201 ⋅505051.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152665603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38166400 + ... + 38166403.

It is an arithmetic number, because the mean of its divisors is an integer number (57249603).

Almost surely, 2^152665606 is an apocalyptic number.

152665606 is a deficient number, since it is larger than the sum of its proper divisors (76332806).

152665606 is an equidigital number, since it uses as much as digits as its factorization.

152665606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76332805.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 152665606 is about 12355.7924068026. The cubic root of 152665606 is about 534.4581884831.

The spelling of 152665606 in words is "one hundred fifty-two million, six hundred sixty-five thousand, six hundred six".