73460421 has 24 divisors (see below), whose sum is σ = 110073600. Its totient is φ = 47160000.

The previous prime is 73460419. The next prime is 73460447. The reversal of 73460421 is 12406437.

73460421 is a `hidden beast` number, since 7 + 34 + 604 + 21 = 666.

It is not a de Polignac number, because 73460421 - 2¹ = 73460419 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73460021) 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, 69505 + ... + 70553.

It is an arithmetic number, because the mean of its divisors is an integer number (4586400).

Almost surely, 2^73460421 is an apocalyptic number.

It is an amenable number.

73460421 is a deficient number, since it is larger than the sum of its proper divisors (36613179).

73460421 is a wasteful number, since it uses less digits than its factorization.

73460421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337 (or 1334 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 73460421 is about 8570.9054947537. The cubic root of 73460421 is about 418.8107343111.

Adding to 73460421 its reverse (12406437), we get a palindrome (85866858).

The spelling of 73460421 in words is "seventy-three million, four hundred sixty thousand, four hundred twenty-one".