900348975 has 18 divisors (see below), whose sum is σ = 1612625456. Its totient is φ = 480186000.

The previous prime is 900348973. The next prime is 900349049. The reversal of 900348975 is 579843009.

It is not a de Polignac number, because 900348975 - 2¹ = 900348973 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 900348975.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (900348973) by changing a digit.

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 in 17 ways as a sum of consecutive naturals, for example, 2000551 + ... + 2001000.

Almost surely, 2^900348975 is an apocalyptic number.

900348975 is a deficient number, since it is larger than the sum of its proper divisors (712276481).

900348975 is a wasteful number, since it uses less digits than its factorization.

900348975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4001567 (or 4001559 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 900348975 is about 30005.8156862965. The cubic root of 900348975 is about 965.6141579830.

The spelling of 900348975 in words is "nine hundred million, three hundred forty-eight thousand, nine hundred seventy-five".