73463140 has 24 divisors (see below), whose sum is σ = 154445760. Its totient is φ = 29352288.

The previous prime is 73463123. The next prime is 73463179. The reversal of 73463140 is 4136437.

It is a junction number, because it is equal to n+sod(n) for n = 73463099 and 73463108.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24651 + ... + 27469.

It is an arithmetic number, because the mean of its divisors is an integer number (6435240).

Almost surely, 2^73463140 is an apocalyptic number.

It is an amenable number.

73463140 is an abundant number, since it is smaller than the sum of its proper divisors (80982620).

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

73463140 is a wasteful number, since it uses less digits than its factorization.

73463140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4131 (or 4129 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 73463140 is about 8571.0641112991. The cubic root of 73463140 is about 418.8159014125.

Adding to 73463140 its reverse (4136437), we get a palindrome (77599577).

The spelling of 73463140 in words is "seventy-three million, four hundred sixty-three thousand, one hundred forty".