73514040 has 96 divisors (see below), whose sum is σ = 232897680. Its totient is φ = 18561024.

The previous prime is 73514033. The next prime is 73514041. The reversal of 73514040 is 4041537.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 73514040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73514041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42472 + ... + 44168.

Almost surely, 2^73514040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73514040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116448840).

73514040 is an abundant number, since it is smaller than the sum of its proper divisors (159383640).

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

73514040 is a wasteful number, since it uses less digits than its factorization.

73514040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1749 (or 1726 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 73514040 is about 8574.0328900699. The cubic root of 73514040 is about 418.9126066347.

Adding to 73514040 its reverse (4041537), we get a palindrome (77555577).

The spelling of 73514040 in words is "seventy-three million, five hundred fourteen thousand, forty".