152009866 has 8 divisors (see below), whose sum is σ = 228157380. Its totient is φ = 75957408.

The previous prime is 152009827. The next prime is 152009873. The reversal of 152009866 is 668900251.

152009866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 152004241 + 5625 = 12329^2 + 75^2 .

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

It is a super-2 number, since 2×152009866² = 46213998722675912, 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, 19621 + ... + 26248.

Almost surely, 2^152009866 is an apocalyptic number.

152009866 is a deficient number, since it is larger than the sum of its proper divisors (76147514).

152009866 is a wasteful number, since it uses less digits than its factorization.

152009866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47528.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 152009866 is about 12329.2281185807. The cubic root of 152009866 is about 533.6918761835.

The spelling of 152009866 in words is "one hundred fifty-two million, nine thousand, eight hundred sixty-six".