623250330 has 16 divisors (see below), whose sum is σ = 1495800864. Its totient is φ = 166200080.

The previous prime is 623250263. The next prime is 623250347. The reversal of 623250330 is 33052326.

It is a self number, because there is not a number n which added to its sum of digits gives 623250330.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 10387476 + ... + 10387535.

It is an arithmetic number, because the mean of its divisors is an integer number (93487554).

Almost surely, 2^623250330 is an apocalyptic number.

623250330 is an abundant number, since it is smaller than the sum of its proper divisors (872550534).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

623250330 is a wasteful number, since it uses less digits than its factorization.

623250330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20775021.

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 623250330 is about 24964.9820748984. The cubic root of 623250330 is about 854.1893893724.

The spelling of 623250330 in words is "six hundred twenty-three million, two hundred fifty thousand, three hundred thirty".