73473616 has 20 divisors (see below), whose sum is σ = 142615872. Its totient is φ = 36669536.

The previous prime is 73473613. The next prime is 73473629. The reversal of 73473616 is 61637437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73473611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5481 + ... + 13303.

Almost surely, 2^73473616 is an apocalyptic number.

It is an amenable number.

73473616 is a deficient number, since it is larger than the sum of its proper divisors (69142256).

73473616 is a wasteful number, since it uses less digits than its factorization.

73473616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8418 (or 8412 counting only the distinct ones).

The product of its digits is 63504, while the sum is 37.

The square root of 73473616 is about 8571.6752154990. The cubic root of 73473616 is about 418.8358084790.

The spelling of 73473616 in words is "seventy-three million, four hundred seventy-three thousand, six hundred sixteen".