47400475 has 6 divisors (see below), whose sum is σ = 58776620. Its totient is φ = 37920360.

The previous prime is 47400473. The next prime is 47400499. The reversal of 47400475 is 57400474.

47400475 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 47400475 - 2¹ = 47400473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47400473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 947985 + ... + 948034.

Almost surely, 2^47400475 is an apocalyptic number.

47400475 is a deficient number, since it is larger than the sum of its proper divisors (11376145).

47400475 is a wasteful number, since it uses less digits than its factorization.

47400475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1896029 (or 1896024 counting only the distinct ones).

The product of its (nonzero) digits is 15680, while the sum is 31.

The square root of 47400475 is about 6884.8002875900. The cubic root of 47400475 is about 361.9047066611.

Subtracting 47400475 from its reverse (57400474), we obtain a palindrome (9999999).

The spelling of 47400475 in words is "forty-seven million, four hundred thousand, four hundred seventy-five".