152621433 has 12 divisors (see below), whose sum is σ = 232056240. Its totient is φ = 96392376.

The previous prime is 152621431. The next prime is 152621453. The reversal of 152621433 is 334126251.

152621433 is a `hidden beast` number, since 1 + 5 + 2 + 621 + 4 + 33 = 666.

It is not a de Polignac number, because 152621433 - 2¹ = 152621431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 152621397 and 152621406.

It is not an unprimeable number, because it can be changed into a prime (152621431) 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 11 ways as a sum of consecutive naturals, for example, 446091 + ... + 446432.

It is an arithmetic number, because the mean of its divisors is an integer number (19338020).

Almost surely, 2^152621433 is an apocalyptic number.

It is an amenable number.

152621433 is a deficient number, since it is larger than the sum of its proper divisors (79434807).

152621433 is a wasteful number, since it uses less digits than its factorization.

152621433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 892548 (or 892545 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 152621433 is about 12354.0047353075. The cubic root of 152621433 is about 534.4066359438.

Adding to 152621433 its reverse (334126251), we get a palindrome (486747684).

The spelling of 152621433 in words is "one hundred fifty-two million, six hundred twenty-one thousand, four hundred thirty-three".