73473372 has 48 divisors (see below), whose sum is σ = 217701120. Its totient is φ = 20992176.

The previous prime is 73473347. The next prime is 73473373. The reversal of 73473372 is 27337437.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73473373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47838 + ... + 49349.

It is an arithmetic number, because the mean of its divisors is an integer number (4535440).

Almost surely, 2^73473372 is an apocalyptic number.

It is an amenable number.

73473372 is an abundant number, since it is smaller than the sum of its proper divisors (144227748).

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

73473372 is a wasteful number, since it uses less digits than its factorization.

73473372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97207 (or 97199 counting only the distinct ones).

The product of its digits is 74088, while the sum is 36.

The square root of 73473372 is about 8571.6609825634. The cubic root of 73473372 is about 418.8353448384.

The spelling of 73473372 in words is "seventy-three million, four hundred seventy-three thousand, three hundred seventy-two".