73418064 has 80 divisors (see below), whose sum is σ = 198017088. Its totient is φ = 23417856.

The previous prime is 73418063. The next prime is 73418077. The reversal of 73418064 is 46081437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73418063) 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, 118684 + ... + 119300.

Almost surely, 2^73418064 is an apocalyptic number.

73418064 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73418064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99008544).

73418064 is an abundant number, since it is smaller than the sum of its proper divisors (124599024).

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

73418064 is a wasteful number, since it uses less digits than its factorization.

73418064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732 (or 726 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 73418064 is about 8568.4341626694. The cubic root of 73418064 is about 418.7302239417.

The spelling of 73418064 in words is "seventy-three million, four hundred eighteen thousand, sixty-four".