152326643 has 10 divisors (see below), whose sum is σ = 177706644. Its totient is φ = 130563636.

The previous prime is 152326639. The next prime is 152326649. The reversal of 152326643 is 346623251.

It is not a de Polignac number, because 152326643 - 2² = 152326639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (152326649) 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 in 9 ways as a sum of consecutive naturals, for example, 29321 + ... + 34122.

Almost surely, 2^152326643 is an apocalyptic number.

152326643 is a deficient number, since it is larger than the sum of its proper divisors (25380001).

152326643 is an frugal number, since it uses more digits than its factorization.

152326643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63471 (or 63450 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 152326643 is about 12342.0680195825. The cubic root of 152326643 is about 534.0623433878.

Adding to 152326643 its reverse (346623251), we get a palindrome (498949894).

The spelling of 152326643 in words is "one hundred fifty-two million, three hundred twenty-six thousand, six hundred forty-three".