73473450 has 24 divisors (see below), whose sum is σ = 182214528. Its totient is φ = 19592880.

The previous prime is 73473409. The next prime is 73473451. The reversal of 73473450 is 5437437.

It is not an unprimeable number, because it can be changed into a prime (73473451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 244762 + ... + 245061.

It is an arithmetic number, because the mean of its divisors is an integer number (7592272).

Almost surely, 2^73473450 is an apocalyptic number.

73473450 is an abundant number, since it is smaller than the sum of its proper divisors (108741078).

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

73473450 is a wasteful number, since it uses less digits than its factorization.

73473450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489838 (or 489833 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 33.

The square root of 73473450 is about 8571.6655324388. The cubic root of 73473450 is about 418.8354930515.

The spelling of 73473450 in words is "seventy-three million, four hundred seventy-three thousand, four hundred fifty".