153050728 has 32 divisors (see below), whose sum is σ = 305596800. Its totient is φ = 71610112.

The previous prime is 153050707. The next prime is 153050747. The reversal of 153050728 is 827050351.

It is a self number, because there is not a number n which added to its sum of digits gives 153050728.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21201 + ... + 27487.

It is an arithmetic number, because the mean of its divisors is an integer number (9549900).

Almost surely, 2^153050728 is an apocalyptic number.

It is an amenable number.

153050728 is a deficient number, since it is larger than the sum of its proper divisors (152546072).

153050728 is a wasteful number, since it uses less digits than its factorization.

153050728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6489 (or 6485 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 153050728 is about 12371.3672647772. The cubic root of 153050728 is about 534.9072282146.

The spelling of 153050728 in words is "one hundred fifty-three million, fifty thousand, seven hundred twenty-eight".