73473906 has 32 divisors (see below), whose sum is σ = 165482496. Its totient is φ = 21546000.

The previous prime is 73473899. The next prime is 73473929. The reversal of 73473906 is 60937437.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 15910 + ... + 20001.

It is an arithmetic number, because the mean of its divisors is an integer number (5171328).

Almost surely, 2^73473906 is an apocalyptic number.

73473906 is an abundant number, since it is smaller than the sum of its proper divisors (92008590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73473906 is a wasteful number, since it uses less digits than its factorization.

73473906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35958.

The product of its (nonzero) digits is 95256, while the sum is 39.

The square root of 73473906 is about 8571.6921316622. The cubic root of 73473906 is about 418.8363595259.

The spelling of 73473906 in words is "seventy-three million, four hundred seventy-three thousand, nine hundred six".