93149475 has 24 divisors (see below), whose sum is σ = 154609152. Its totient is φ = 49485600.

The previous prime is 93149473. The next prime is 93149491. The reversal of 93149475 is 57494139.

It is not a de Polignac number, because 93149475 - 2¹ = 93149473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (93149473) 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 23 ways as a sum of consecutive naturals, for example, 18034 + ... + 22616.

It is an arithmetic number, because the mean of its divisors is an integer number (6442048).

Almost surely, 2^93149475 is an apocalyptic number.

93149475 is a deficient number, since it is larger than the sum of its proper divisors (61459677).

93149475 is a wasteful number, since it uses less digits than its factorization.

93149475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4867 (or 4862 counting only the distinct ones).

The product of its digits is 136080, while the sum is 42.

The square root of 93149475 is about 9651.3975671920. The cubic root of 93149475 is about 453.3080907345.

The spelling of 93149475 in words is "ninety-three million, one hundred forty-nine thousand, four hundred seventy-five".