423515038 has 4 divisors (see below), whose sum is σ = 635272560. Its totient is φ = 211757518.

The previous prime is 423515023. The next prime is 423515047. The reversal of 423515038 is 830515324.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105878758 + ... + 105878761.

It is an arithmetic number, because the mean of its divisors is an integer number (158818140).

Almost surely, 2^423515038 is an apocalyptic number.

423515038 is a deficient number, since it is larger than the sum of its proper divisors (211757522).

423515038 is a wasteful number, since it uses less digits than its factorization.

423515038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211757521.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 423515038 is about 20579.4809944274. The cubic root of 423515038 is about 750.9706176969.

The spelling of 423515038 in words is "four hundred twenty-three million, five hundred fifteen thousand, thirty-eight".