423756250 has 24 divisors (see below), whose sum is σ = 794503836. Its totient is φ = 169500000.

The previous prime is 423756241. The next prime is 423756293. The reversal of 423756250 is 52657324.

It can be written as a sum of positive squares in 6 ways, for example, as 52693081 + 371063169 = 7259^2 + 19263^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 27651 + ... + 40150.

Almost surely, 2^423756250 is an apocalyptic number.

423756250 is a deficient number, since it is larger than the sum of its proper divisors (370747586).

423756250 is an frugal number, since it uses more digits than its factorization.

423756250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67828 (or 67808 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 423756250 is about 20585.3406578565. The cubic root of 423756250 is about 751.1131618251.

The spelling of 423756250 in words is "four hundred twenty-three million, seven hundred fifty-six thousand, two hundred fifty".