900147550 has 48 divisors (see below), whose sum is σ = 1752030720. Its totient is φ = 343427040.

The previous prime is 900147541. The next prime is 900147583. The reversal of 900147550 is 55741009.

It is a super-2 number, since 2×900147550² = 1620531223542005000, which contains 22 as substring.

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 in 23 ways as a sum of consecutive naturals, for example, 503959 + ... + 505741.

It is an arithmetic number, because the mean of its divisors is an integer number (36500640).

Almost surely, 2^900147550 is an apocalyptic number.

900147550 is a deficient number, since it is larger than the sum of its proper divisors (851883170).

900147550 is a wasteful number, since it uses less digits than its factorization.

900147550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2257 (or 2252 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 900147550 is about 30002.4590658832. The cubic root of 900147550 is about 965.5421439295.

Adding to 900147550 its reverse (55741009), we get a palindrome (955888559).

The spelling of 900147550 in words is "nine hundred million, one hundred forty-seven thousand, five hundred fifty".