152640104 has 16 divisors (see below), whose sum is σ = 286514820. Its totient is φ = 76236160.

The previous prime is 152640097. The next prime is 152640107. The reversal of 152640104 is 401046251.

It can be written as a sum of positive squares in 2 ways, for example, as 136656100 + 15984004 = 11690^2 + 3998^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 152640104.

It is not an unprimeable number, because it can be changed into a prime (152640107) 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 3 ways as a sum of consecutive naturals, for example, 2387 + ... + 17634.

Almost surely, 2^152640104 is an apocalyptic number.

It is an amenable number.

152640104 is a deficient number, since it is larger than the sum of its proper divisors (133874716).

152640104 is a wasteful number, since it uses less digits than its factorization.

152640104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20980 (or 20976 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 152640104 is about 12354.7603780891. The cubic root of 152640104 is about 534.4284273337.

Adding to 152640104 its reverse (401046251), we get a palindrome (553686355).

The spelling of 152640104 in words is "one hundred fifty-two million, six hundred forty thousand, one hundred four".