152352009 has 12 divisors (see below), whose sum is σ = 228214896. Its totient is φ = 101567844.

The previous prime is 152351989. The next prime is 152352019. The reversal of 152352009 is 900253251.

It is not a de Polignac number, because 152352009 - 2⁸ = 152351753 is a prime.

It is a super-2 number, since 2×152352009² = 46422269292672162, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (152352019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 313239 + ... + 313724.

It is an arithmetic number, because the mean of its divisors is an integer number (19017908).

Almost surely, 2^152352009 is an apocalyptic number.

It is an amenable number.

152352009 is a deficient number, since it is larger than the sum of its proper divisors (75862887).

152352009 is an frugal number, since it uses more digits than its factorization.

152352009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626978 (or 626966 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 152352009 is about 12343.0956003751. The cubic root of 152352009 is about 534.0919864260.

The spelling of 152352009 in words is "one hundred fifty-two million, three hundred fifty-two thousand, nine".