47003455 has 8 divisors (see below), whose sum is σ = 56835504. Its totient is φ = 37315200.

The previous prime is 47003447. The next prime is 47003479. The reversal of 47003455 is 55430074.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 47003455 - 2³ = 47003447 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 35226 + ... + 36535.

It is an arithmetic number, because the mean of its divisors is an integer number (7104438).

Almost surely, 2^47003455 is an apocalyptic number.

47003455 is a deficient number, since it is larger than the sum of its proper divisors (9832049).

47003455 is a wasteful number, since it uses less digits than its factorization.

47003455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71897.

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 47003455 is about 6855.9065775432. The cubic root of 47003455 is about 360.8914507008.

The spelling of 47003455 in words is "forty-seven million, three thousand, four hundred fifty-five".